The Best Monster Movies and TV Shows on Free Services

What it's about: When they were boys, Sam and Dean Winchester lost their mother to a mysterious and demonic supernatural force. Subsequently, their father raised them to be soldiers. He taught them about the paranormal evil that lives in the dark corners and on the back roads of America ... and he taught them how to kill it. Now, the Winchester brothers crisscross the country in their '67 Chevy Impala, battling every kind of supernatural threat they encounter along the way.

Where to Watch: 5 episodes (2%) are available to watch free online (The CW). 308 episodes (97%) are available to stream on a popular subscription service (Netflix). 7 episodes (2%) are available to stream on a popular TV everywhere service (TNT). 316 episodes (100%) are available to rent or buy from $1.99 on 8 services (iTunes, Google Play & 6 others).

What it's about: Several hundred years ago, humans were nearly exterminated by Titans. Titans are typically several stories tall, seem to have no intelligence, devour human beings and, worst of all, seem to do it for the pleasure rather than as a food source. A small percentage of humanity survived by walling themselves in a city protected by extremely high walls, even taller than the biggest Titans. Flash forward to the present and the city has not seen a Titan in over 100 years. Teenage boy Eren and his foster sister Mikasa witness something horrific as the city walls are destroyed by a Colossal Titan that appears out of thin air. As the smaller Titans flood the city, the two kids watch in horror as their mother is eaten alive. Eren vows that he will murder every single Titan and take revenge for all of mankind.

Where to Watch: 59 episodes (98%) are available to watch free online (Adult Swim, Crunchyroll & Tubi TV). 59 episodes (98%) are available to stream on a popular subscription service (Netflix, Hulu & Crunchyroll). 47 episodes (78%) are available to stream on a TV everywhere service (Adult Swim). 59 episodes (98%) are available to rent or buy from $0.99 on 5 services (iTunes, Google Play & 3 others).

What it's about: Saitama is a hero who only became a hero for fun. After three years of “special” training, though, he’s become so strong that he’s practically invincible. In fact, he’s too strong—even his mightiest opponents are taken out with a single punch, and it turns out that being devastatingly powerful is actually kind of a bore. With his passion for being a hero lost along with his hair, yet still faced with new enemies every day, how much longer can he keep it going?

Where to Watch: 20 episodes (80%) are available to watch free online (Adult Swim, Crunchyroll & Tubi TV). 24 episodes (96%) are available to stream on a popular subscription service (Netflix & Hulu). 7 episodes (28%) are available to stream on a TV everywhere service (Adult Swim). 12 episodes (48%) are available to rent or buy from $1.99 on 3 services (iTunes, Google Play & YouTube).

What it's about: Gang-du is a dim-witted man working at his father's tiny snack bar near the Han River. Following the dumping of gallons of toxic waste in the river, a giant mutated squid-like appears and begins attacking the populace. Gang-du's daughter Hyun-seo is snatched up by the creature and he and his family are taken into custody by the military, who fear a virus spread by the creature.. In detention, Gang-du receives a phone call from Hyun-seo, who is not dead, merely trapped in a sewer. With his family to assist him, he sets off to find Hyun-seo.

Where to Watch: Available to watch free online (Tubi TV), stream on a subscription service (Monsters Nightmares & Warriors Gangsters) & rent or buy from $2.99 on 5 services (iTunes, Google Play & 3 others).

What it's about: Ken Kaneki is a bookworm college student who meets a girl names Rize at a cafe he frequents. They're the same age and have the same interests, so they quickly become close. Little does Kaneki know that Rize is a ghoul - a kind of monster that lives by hunting and devouring human flesh. When part of her special organ - "the red child" - is transplanted into Kaneki, he becomes a ghoul himself, trapped in a warped world where humans are not the top of the food chain.

Where to Watch: 7 episodes (15%) are available to watch free online (Adult Swim). 37 episodes (77%) are available to stream on a popular subscription service (Hulu). 48 episodes (100%) are available to rent or buy from $0.99 on 5 services (iTunes, Google Play & 3 others).

What it's about: A scientific expedition searching for fossils along the Amazon River discover a prehistoric Gill-Man in the legendary Black Lagoon. The explorers capture the mysterious creature, but it breaks free. The Gill-Man returns to kidnap the lovely Kay, fiancée of one of the expedition, with whom it has fallen in love.

Where to Watch: Available to watch free online (PopcornFlix) & rent or buy from $2.99 on 7 services (iTunes, Google Play & 5 others).

What it's about: The eerie and deserted ghost town of Silent Hill draws a young mother desperate to find a cure for her only child's illness. Unable to accept the doctor's diagnosis that her daughter should be permanently institutionalized for psychiatric care, Rose flees with her child, heading for the abandoned town in search of answers – and ignoring the protests of her husband. It's soon clear this place is unlike anywhere she's ever been. It's smothered by fog, inhabited by a variety of strange beings and periodically overcome by a living 'darkness' that literally transforms everything it touches. As Rose searches for her little girl, she begins to learn the history of the strange town and realizes that her daughter is just a pawn in a larger game.

Where to Watch: Available to watch free online (Sony Crackle) & rent or buy from $2.99 on 7 services (iTunes, Google Play & 5 others).

What it's about: Paris, 1910. Emile, a shy movie projectionist, and Raoul, a colourful inventor, find themselves embarked on the hunt for a monster terrorizing citizens. They join forces with Lucille, the big-hearted star of the Bird of Paradise cabaret, an eccentric scientist and his irascible monkey to save the monster, who turns out to be an oversized but harmless flea, from the city's ruthlessly ambitious police chief.

Where to Watch: Available to watch free online (Tubi TV & Vudu) & rent or buy from $2.99 on 6 services (iTunes, Google Play & 4 others).

What it's about: A horror anthology series inspired by “Creepypasta” online tales.

Where to Watch: 2 episodes (8%) are available to watch free online (Syfy & YouTube). 23 episodes (96%) are available to stream on a subscription service (Shudder). 24 episodes (100%) are available to rent or buy from $1.99 on 6 services (iTunes, Google Play & 4 others).

What it's about: Six years ago NASA discovered the possibility of alien life within our solar system. A probe was launched to collect samples, but crashed upon re-entry over Central America. Soon after, new life forms began to appear and half of Mexico was quarantined as an infected zone. Today, the American and Mexican military still struggle to contain "the creatures," while a journalist agrees to escort a shaken tourist through the infected zone in Mexico to the safety of the U.S. border.

Where to Watch: Available to watch free online (Tubi TV) & rent or buy from $2.99 on 7 services (iTunes, Google Play & 5 others).

What it's about: An adventure set in the early part of the 20th century, focused on a popular novelist and her dealings with would-be suitors, the cops, monsters, and other distractions.

Where to Watch: Available to watch free online (Shout Factory TV & Tubi TV), stream on a subscription service (Shout Factory TV) & rent or buy from $2.99 on 5 services (iTunes, Google Play & 3 others).

What it's about: Three years ago, the world learned that harpies, centaurs, catgirls, and all manners of fabulous creatures are not merely fiction; they are flesh and blood - not to mention scale, feather, horn, and fang. Thanks to the "Cultural Exchange Between Species Act," these once-mythical creatures have assimilated into society, or at least, they're trying. When a hapless human teenager named Kurusu Kimihito is inducted as a "volunteer" into the government exchange program, his world is turned upside down. A snake-like lamia named Miia comes to live with him, and it is Kurusu's job to take care of her and make sure she integrates into his everyday life.

Where to Watch: 12 episodes (100%) are available to watch free online (Crunchyroll & Tubi TV). 12 episodes (100%) are available to stream on a popular subscription service (Hulu).

What it's about: A new drug promises out-of-body experiences, but users are coming back changed forever, and an otherworldly invasion of Earth is underway.

Where to Watch: Available to watch free online (Tubi TV & Vudu) & rent or buy from $2.99 on 7 services (iTunes, Google Play & 5 others).

What it's about: When the first manned flight to Venus returns to Earth, the rocket crash-lands in the Mediterranean near a small Italian fishing village. The locals manage to save one of the astronauts Colonel Calder, the mission commander. A young boy also recovers what turns out to be a specimen of an alien creature. Growing at a fantastic rate, it manages to escape and eventually threatens the city of Rome.

Where to Watch: Available to watch free online (Tubi TV) & rent or buy from $2.99 on 6 services (iTunes, Google Play & 4 others).

What it's about: The 9th Godzilla film was the last made by the original Godzilla creators, and was meant to be a grand finale. Aliens have released all the giant monsters from their imprisonment on Monster Island and are using them to destroy earth's major cities. It is up to the daring crew of the super rocket ship X-2 to infiltrate the aliens' headquarters before the Earth monsters and King Ghidrah annihilate the planet.

Where to Watch: Available to watch free online (Tubi TV) & rent or buy from $2.99 on 2 services (Vudu & PlayStation Store).

What it's about: A troubled young man is drawn to a mythical place called Midian where a variety of monsters are hiding from humanity.

Where to Watch: Available to watch free online (Tubi TV), stream on a popular subscription service (Prime Video & Shout Factory TV) & rent or buy from $2.99 on 4 services (iTunes, Google Play & 2 others).

What it's about: The German film director Werner Herzog sets out to the Scottish Highlands to make a documentary, "Enigma of Loch Ness", exploding the myth of the Loch Ness Monster. Meanwhile, another documentary film crew is making a film about Werner Herzog, and we see the production of "Enigma" from their point of view. Shooting on a rented boat, tensions begin to rise as director Herzog and his producer, Zak Penn, find themselves at cross-purposes on the black surface of Loch Ness. Things get very edgy when the film crew starts seeing shapes in the murky water.

Where to Watch: Available to watch free online (Tubi TV), stream on a popular subscription service (Prime Video), stream on a popular TV everywhere service (Epix) & rent or buy from $3.99 on 1 service (iTunes).

What it's about: Bell Cranell is a rookie adventurer and the sole member of his dirt-poor guild founded by the petite goddess Hestia. Adventurers come from far and wide looking to strike it big in the massive labyrinth known as Dungeon, located beneath the city of Orario. Bell is more interested in picking up girls than Dungeon-crawling, but his reality check comes sooner than expected. Saved from a brush with death by the beautiful, renowned adventurer Aiz Wallenstein, Bell falls head-over-heels and sets his sights on winning her heart, but she's not the only woman he's caught the attention of, for better of worse.

Where to Watch: 25 episodes (96%) are available to watch free online (Crunchyroll). 25 episodes (96%) are available to stream on a popular subscription service (Hulu). 13 episodes (50%) are available to rent or buy from $1.99 on 2 services (iTunes & Vudu).

What it's about: Mysterious and unearthly deaths start to occur while Professor Saxton is transporting the frozen remains of a primitive humanoid creature he found in Manchuria back to Europe.

Where to Watch: Available to watch free online (PopcornFlix & Tubi TV), stream on a popular subscription service (Prime Video, Fandor, ConTV & 2 others) & rent or buy from $1.99 on 3 services (iTunes, Google Play & Microsoft).

What it's about: Kolchak: The Night Stalker is an American television series that aired on ABC during the 1974–1975 season. It featured a fictional Chicago newspaper reporter who investigated mysterious crimes with unlikely causes, particularly those that law enforcement authorities would not follow up. These often involved the supernatural or even science fiction, including fantastic creatures.

Where to Watch: 20 episodes (100%) are available to watch free online (NBC). 20 episodes (100%) are available to rent or buy from $0.99 on 3 services (iTunes, Prime Video & Microsoft).

What it's about: New York police are bemused by reports of a giant flying lizard that has been spotted around the rooftops of New York, until the lizard starts to eat people. An out-of-work ex-con is the only person who knows the location of the monster's nest and is determined to turn the knowledge to his advantage, but will his gamble pay off or will he end up as lizard food?

Where to Watch: Available to watch free online (PopcornFlix, Shout Factory TV & Tubi TV), stream on a popular subscription service (Prime Video, Showtime, Shout Factory TV & 1 other), stream on a popular TV everywhere service (Showtime) & rent or buy from $2.99 on 6 services (iTunes, Google Play & 4 others).

What it's about: The Freeling family move in with Diane's mother in an effort to escape the trauma and aftermath of Carol Anne's abduction by the Beast. But the Beast is not to be put off so easily and appears in a ghostly apparition as the Reverend Kane, a religeous zealot responsible for the deaths of his many followers. His goal is simple - he wants the angelic Carol Anne.

Where to Watch: Available to watch free online (Tubi TV & Vudu) & rent or buy from $2.99 on 7 services (iTunes, Google Play & 5 others).

What it's about: Set in 1965 New England, a troubled girl encounters mysterious happenings in the woods surrounding an isolated girls school that she was sent to by her estranged parents.

Where to Watch: Available to watch free online (Tubi TV & Vudu), stream on a popular subscription service (Prime Video) & rent or buy from $2.99 on 4 services (iTunes, Google Play & 2 others).

What it's about: The Haunted World of El Superbeasto is an animated comedy that also combines elements of a horror and thriller film. It is based upon the comic book series created by Rob Zombie that follows the character of El Superbeasto and his sexy sidekick sister, Suzi-X, voiced by Sheri Moon, as they confront an evil villain by the name of Dr. Satan.

Where to Watch: Available to watch free online (Tubi TV) & rent or buy from $1.99 on 5 services (iTunes, Prime Video & 3 others).

What it's about: Young monster kids try to make peace between the world of humans and the world of the monsters.

Where to Watch: Available to watch free online (Tubi TV & Vudu), stream on a popular subscription service (Prime Video & Kanopy) & rent or buy from $2.99 on 6 services (iTunes, Google Play & 4 others).

What it's about: The dark fantasy follows a high school sophomore named Akihito Kanbara. Although the boy appears human, he is half Youmu and invulnerable to wounds because he can heal quickly. One day, Akihito meets freshman Mirai Kuriyama when it seems she is about to jump from the school rooftop. Mirai is isolated because of her ability to manipulate blood, which is considered heresy among members of the spirit world. Disturbing events begin to unfold after Akihito saves Mirai.

Where to Watch: 12 episodes (100%) are available to watch free online (Crunchyroll & Tubi TV). 12 episodes (100%) are available to stream on a popular subscription service (Hulu). 12 episodes (100%) are available to rent or buy from $1.99 on 3 services (iTunes, Prime Video & Vudu).

What it's about: They're not human. But they hunt human women. Not for killing. For mating.

Where to Watch: Available to watch free online (Tubi TV), stream on a popular subscription service (Prime Video & Shudder) & rent or buy from $2.99 on 4 services (iTunes, Google Play & 2 others).

What it's about: A writer of horror stories is invited to a "monster club" by a mysterious old gentleman. There, three gruesome stories are told to him; between each story some musicians play their songs. In the end, it's recognized he's the greatest monster of all ...

Where to Watch: Available to watch free online (Tubi TV), stream on a popular subscription service (Prime Video & Shout Factory TV) & rent or buy from $2.99 on 1 service (Prime Video).

What it's about: When Mystery, Inc. are guests of honor at the grand opening of the Coolsville Museum of Criminology, a masked villain shows up and creates havoc before stealing the costumes of the gang's most notorious villains...Could it be that their nemesis, mad scientist Jonathan Jacobo has returned and is trying to recreate their deadliest foes?

Where to Watch: Available to watch free online (Vudu) & rent or buy from $1.99 on 5 services (iTunes, Google Play & 3 others).

What it's about: It is 1879 in the Dakota Territories, a band of men who set out to find and recover a family of settlers that has mysteriously vanished from their home. Expecting the offenders to be a band of fierce natives, but they soon discover that the real enemy stalks them from below.

Where to Watch: Available to watch free online (Tubi TV), stream on a subscription service (Tribeca Short List), stream on a popular TV everywhere service (Epix) & rent or buy from $1.99 on 7 services (iTunes, Google Play & 5 others).

What it's about: Once again tampering with mother nature to disastrous results, Dr. Herbert West continues his research while serving time in a maximum security prison for his previous exploits. West's limited prison-cell experiments are suddenly interrupted by the arrival of a new prison doctor and the brother of the girl who suffered from West's experiments 13 years earlier.

Where to Watch: Available to watch free online (Tubi TV & Vudu), stream on a popular subscription service (Prime Video) & rent or buy from $1.99 on 6 services (iTunes, Google Play & 4 others).

What it's about: A documentary filmmaker turns his lens on an enigmatic conspiracy theorist who claims he's found the entrance to a vast underground city populated entirely by monsters.

Where to Watch: Available to watch free online (Tubi TV), stream on a popular subscription service (Prime Video & Shudder) & rent or buy from $2.99 on 7 services (iTunes, Google Play & 5 others).

What it's about: Underwater deep-sea miners encounter a Soviet wreck and bring back a dangerous cargo to their base on the ocean floor with horrifying results. The crew of the mining base must fight to survive against a genetic mutation that hunts them down one by one.

Where to Watch: Available to watch free online (Tubi TV & Vudu), stream on a popular subscription service (Prime Video) & rent or buy from $3.99 on 3 services (iTunes, Prime Video & Vudu).

What it's about: On a deep space mining mission to a remote planet, an ancient religious relic - thought to be proof of the existence of God - is unearthed and brought aboard. When the unholy artifact unleashes a long-dormant alien race, its glimpse of Heaven transforms the ship into a living Hell. A prequel to the events of the 2008 video game Dead Space.

Where to Watch: Available to watch free online (Tubi TV), stream on a popular subscription service (Prime Video) & rent or buy from $1.99 on 5 services (iTunes, Prime Video & 3 others).

What it's about: A rash of bizarre murders in New York City seems to point to a group of grotesquely deformed vagrants living in the sewers. A courageous policeman, a photo journalist and his girlfriend, and a nutty bum, who seems to know a lot about the creatures, band together to try and determine what the creatures are and how to stop them.

Where to Watch: Available to watch free online (Tubi TV), stream on a popular subscription service (Prime Video, ConTV & ScreamBox) & rent or buy from $2.99 on 4 services (iTunes, Prime Video & 2 others).

What it's about: A shipwrecked sailor stumbles upon a mysterious island and is shocked to discover that a brilliant scientist and his lab assistant have found a way to combine human and animal DNA with horrific results.

Where to Watch: Available to watch free online (Vudu) & rent or buy from $2.99 on 5 services (iTunes, Google Play & 3 others).

What it's about: A team of U.S. archaeologists unearths an ancient pyramid buried deep beneath the Egyptian desert. As they search the pyramid's depths, they become hopelessly lost in its dark and endless catacombs. Searching for a way out, they become desperate to seek daylight again. They come to realize they aren't just trapped, they are being hunted.

Where to Watch: Available to watch free online (Tubi TV) & rent or buy from $3.99 on 4 services (iTunes, Prime Video & 2 others).

What it's about: An ex-soldier ventures into the Pacific Northwest to uncover the truth behind his fiance's disappearance.

Where to Watch: Available to watch free online (Tubi TV & Vudu), stream on a popular subscription service (Prime Video) & rent or buy from $2.99 on 3 services (Google Play, Prime Video & PlayStation Store).

What it's about: Criminals and a beautiful but cunning hitchhiker must battle a supernatural force known as the Reaper.

Where to Watch: Available to watch free online (Tubi TV & Vudu), stream on a popular subscription service (Prime Video) & rent or buy from $3.99 on 1 service (iTunes).

What it's about: Godzilla saves Tokyo from a flying saucer that transforms into the beast Orga.

Where to Watch: Available to watch free online (Sony Crackle) & rent or buy from $2.99 on 8 services (iTunes, Google Play & 6 others).

What it's about: After receiving word about a mysterious carcass/skeleton unearthed in the Arizona desert, a father and his daughter decide to remove it from the burial grounds for further study. Once they do so, they, as well as the town, are besieged by a colony of gargoyles living in some nearby caverns.

Where to Watch: Available to watch free online (PopcornFlix, Shout Factory TV & Tubi TV).

What it's about: A young child is terrified to discover that a planned family trip is to be haunted by vile plant-eating monsters out of his worst nightmare...

Where to Watch: Available to watch free online (Vudu), stream on a popular subscription service (Prime Video) & rent or buy from $3.99 on 4 services (iTunes, Prime Video & 2 others).

What it's about: A young woman is driving alongside a lake. She has an accident and the car plunges into the water. Her body is then possessed by the spirit of an 18th-century witch who was killed by local villagers, and is bent on avenging herself on them.

Where to Watch: Available to watch free online (Tubi TV) & rent or buy from $0.99 on 1 service (Prime Video).

What it's about: A woman investigates the disappearance of her friend and her own murky past when she travels to a mysterious convent on a barren island.

Where to Watch: Available to watch free online (Tubi TV) & stream on a subscription service (Shudder).

What it's about: Wealthy big game hunter Tom Newcliffe has tracked and killed practically every type of animal in the world. But one creature still evades him, the biggest game of all - a werewolf.

Where to Watch: Available to watch free online (SnagFilms) & stream on a subscription service (Fandor).

What it's about: When three college guys get caught spying on a sorority ritual, they're forced to accompany the pledges on their next assignment: stealing a trophy from a bowling alley. But the token they pinch has a devilish imp who makes their lives a living hell.

Where to Watch: Available to watch free online (Tubi TV), stream on a subscription service (Full Moon & Shudder) & rent or buy from $3.99 on 1 service (Prime Video).

What it's about: A nuclear explosion in the far north unleashes Gamera, the legendary flying turtle, from his sleep under the ice. In his search for energy, Gamera wreaks havoc over the entire world, and it's up to the scientists, assisted by a young boy with a strange sympathic link to the monster, to put a stop to Gamera's rampage.

Where to Watch: Available to watch free online (SnagFilms), stream on a popular subscription service (Prime Video) & rent or buy from $1.99 on 2 services (Prime Video & FandangoNOW).

What it's about: The warrior Deathstalker is tasked by an old witch lady to obtain and unite the three powers of creation - a chalice, an amulet, and a sword - lest the evil magician Munkar get them and use them for nefarious purposes. After obtaining the sword, Deathstalker joins with other travelers going to the Big Tournament to determine the strongest warrior. The false king holds the true princess in captivity, and plots to have Deathstalker killed, and Deathstalker must fight to free the princess.

Where to Watch: Available to watch free online (Tubi TV), stream on a popular subscription service (Prime Video) & rent or buy from $2.99 on 1 service (Prime Video).