The Best River Movies on Free Services

What it's about: 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; with his family to assist him, he sets off to find her.

Where to Watch: Available to watch free online (PlutoTV), stream on a popular subscription service (Prime Video, Hulu, The Criterion Channel & 1 other) & rent or buy from $2.99 on 4 services (iTunes, Google Play & 2 others).

What it's about: At the start of the First World War, in the middle of Africa’s nowhere, a gin soaked riverboat captain is persuaded by a strong-willed missionary to go down river and face-off a German warship.

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

What it's about: A few decades after the destruction of the Inca empire, a Spanish expedition leaves the mountains of Peru and goes down the Amazon river in search of gold and wealth. Soon, they come across great difficulties and Don Aguirre, a ruthless man who cares only about riches, becomes their leader. But will his quest lead them to "the golden city", or to certain destruction?

Where to Watch: Available to watch free online (Tubi, PlutoTV, PopcornFlix & 1 other), stream on a popular subscription service (Prime Video, Fandor, Kanopy & 1 other) & rent or buy from $2.99 on 3 services (iTunes, Prime Video & Microsoft).

What it's about: Fitzcarraldo is a dreamer who plans to build an opera house in Iquitos, in the Peruvian Amazon, so, in order to finance his project, he embarks on an epic adventure to collect rubber, a very profitable product, in a remote and unexplored region of the rainforest.

Where to Watch: Available to watch free online (Tubi, PopcornFlix & Shout Factory TV), stream on a popular subscription service (Prime Video, Fandor & Shout Factory TV) & rent or buy from $1.99 on 4 services (iTunes, Google Play & 2 others).

What it's about: Sayra, a Honduran teen, hungers for a better life. Her chance for one comes when she is reunited with her long-estranged father, who intends to emigrate to Mexico and then enter the United States. Sayra's life collides with a pair of Mexican gangmembers who have boarded the same American-bound train.

Where to Watch: Available to watch free online (Peacock) & rent or buy from $3.99 on 5 services (iTunes, Google Play & 3 others).

What it's about: The just out of college effete son of a no-nonsense steamboat captain comes to visit his father whom he's not seen since he was little.

Where to Watch: Available to watch free online (Tubi, PlutoTV & PopcornFlix), stream on a popular subscription service (Prime Video, Epix, Hoopla & 1 other), stream on a popular TV everywhere service (Epix) & rent or buy from $2.99 on 4 services (iTunes, Google Play & 2 others).

What it's about: A terrifying tale of survival in the mangrove swamps of Northern Australia.

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

What it's about: Chinese narco-cops take their mission to the Golden Triangle following the Mekong River massacre of innocent fishermen by the region's drug lord.

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

What it's about: Present days. A man and his companion go on a journey to cremate the dead body of the former beloved wife, on a riverbank in the area where they spent their honeymoon.

Where to Watch: Available to watch free online (Tubi), stream on a subscription service (Fandor & Kanopy) & rent or buy from $3.99 on 1 service (iTunes).

What it's about: Students on a camping trip discover something sinister is lurking beyond the trees.

Where to Watch: Available to watch free online (Tubi & IMDb TV), stream on a subscription service (Hoopla) & rent or buy from $3.99 on 6 services (iTunes, Google Play & 4 others).

What it's about: Four explorers are summoned to Peru by the brilliant physicist Dr Thorkel. They discover a rich source of radium and a half-mad Thorkel who shrinks them down to one-fifth their normal size when they threaten to stop his unorthodox experimentation.

Where to Watch: Available to watch free online (Peacock).

What it's about: In the south of Laos, an American volunteer doctor becomes a fugitive after he intervenes in the sexual assault of a young woman. When the assailant's body is pulled from the Mekong River, things quickly spiral out of control.

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

What it's about: Farming family battles severe storms, a bank threatening to reposses their farm, and other hard times in a battle to save and hold on to their farm.

Where to Watch: Available to watch free online (Peacock) & rent or buy from $3.99 on 5 services (iTunes, Google Play & 3 others).

What it's about: When a U.S. congressman's daughter passing through a small town in Mississippi dies in a mysterious triple homicide, a team of F.B.I. agents descends to investigate, the team's brilliant but jaded lead agent battling demons both past and present, as his beautiful, tough-as-nails partner tries to hold him and the case together. They find a struggling and corrupt sheriff's department, a shadowy and much-feared figure, who seems to be pulling all of the town's strings from his mansion on the edge of town and a local victim with a strange connection to a number of the town's most prominent figures.

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

What it's about: Cold Moon takes place in tiny Babylon, Fla., where the granddaughter of Clark’s character is murdered by a mysterious assailant, her body sunk into the black waters of the Styx River — the river where her parents disappeared from their boat a decade earlier. Suspicion falls on a duplicitous banker and his wealthy father, played by Stewart and Lloyd.

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

What it's about: A look at the trials and tribulations of The Compson siblings, living in the deep south during the early part of the 20th century.

Where to Watch: Available to stream on a popular subscription service (Prime Video) & rent or buy from $1.99 on 1 service (Prime Video).

What it's about: A group of friends head out for what is expected to be a vacation of hiking, camping and a good time, but when a backwoods mama finds them on her turf, it becomes anything but a vacation.

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

What it's about: Arriving at Medicine Bow, eastern schoolteacher Molly Woods meets two cowboys, irresponsible Steve and the "Virginian," who gets off on the wrong foot with her. To add to his troubles, the Virginian finds that his old pal Steve is mixed up with black-hatted Trampas and his rustlers...then finds himself at the head of a posse after said rustlers; and Molly hates the violent side of frontier life.

Where to Watch: Available to watch free online (Peacock).

What it's about: Ben Matthews gives up the flashy life of a riverboat gambler, hoping to settle down in Galena with his girlfriend, luscious entertainer Zoe. But Galena's leading citizen is murdered on the boat; Ben, on arrival, finds a lynch mob after his neck, and flees. Three years of wandering later, Zoe's letters stop coming and Ben returns to find her and attempt the hopeless task of clearing himself.

Where to Watch: Available to watch free online (Peacock).

What it's about: A true story of murder, injustice and disorder in Mississippi following the Civil War, based on the short story "The Outlaw, the Sheriff, and the Governor" by Robert E. Jones.

Where to Watch: Available to watch free online (Tubi & Shout Factory TV), stream on a subscription service (Fandor & Shout Factory TV) & rent or buy from $3.99 on 2 services (iTunes & Prime Video).

What it's about: Insurance Investigator Roy is looking for Weston and the missing money he supposedly obtained in a robbery. When he catches him and listens to his story, he changes his mind about him. A freak accident locates the missing money box and they find the seal unbroken. Roy then announces the box will be opened at the showboat that evening.

Where to Watch: Available to watch free online (PlutoTV), stream on a subscription service (Epix) & stream on a popular TV everywhere service (Epix).

What it's about: A group of American tourists heading down an African river make a brief stop at Snake Island, an island that has been virtually abandoned for years. When they end up getting trapped on the island overnight, they find thousands of deadly snakes intent on reclaiming the tropical island for themselves.

Where to Watch: Available to watch free online (Tubi, Plex, Vudu & 1 other) & rent or buy from $3.99 on 1 service (Prime Video).