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Watch Lost

Lost

IMDB Logo8.4/10
Rotten Tomatoes Logo91%
Action & Adventure Drama 16+2004 - 20106 SeasonsSeries EndedOn: Hulu 

Stripped of everything, the survivors of a horrific plane crash must work together to stay alive. But the island holds many secrets.

Where to Watch Lost

Where to stream every episode from all 6 seasons of Lost. Filter these episodes by what's available to watch free or on your streaming services using the tabs above.

Season 1

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Season 01, Episode 01 Pilot Part 1

S01 E01

Sep 23, 2004
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Pilot Part 1 Sep 23, 2004 Stripped of everything, the 48 survivors scavenge what they can from the plane for their survival. Some panic. Some pin their hopes on rescue. A few find inner strength they never knew they had-like Kate who, with no medical training, suddenly finds herself suturing the doctor's wounds. The band of friends, family, enemies and strangers must work together against the cruel weather and harsh terrain. But the intense howls of mysterious creatures stalking the jungle fill them all with fear. Fortunately, thanks to the calm leadership of quick-thinking Jack and level-headed Kate, they have hope. But even heroes have secrets, as the survivors will come to learn.

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Season 01, Episode 02 Pilot Part 2

S01 E02

Sep 30, 2004
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Pilot Part 2 Sep 30, 2004 Having escaped the "creature" and retrieved the plane transceiver, a group of the survivors travel to higher ground so they can transmit a signal. En route, they receive a mysterious transmission and encounter another of the island's inhabitants. Meanwhile, back at camp, Jack tends to a wounded man who reveals a secret about Kate.

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Season 01, Episode 03 Tabula Rasa

S01 E03

Oct 7, 2004
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Tabula Rasa Oct 7, 2004 Jack and Hurley discover an alarming secret about Kate, as the marshal's life hangs in the balance and he suffers a lot of pain. Meanwhile Kate, Charlie, Sawyer, Sayid, Boone and Shannon ponder the mysteries they have begun to uncover and worry that telling the other survivors will cause panic. They decide to lie for the time being. Also, Locke's befriending of Walt disturbs Michael, but Walt is more concerned in finding his dog. Lastly, Kate flashes back to when she was arrested by the marshal in Australia.

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Season 01, Episode 04 Walkabout

S01 E04

Oct 14, 2004
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Walkabout Oct 14, 2004 The survivors are jolted awake in the middle of the night when wild island beasts (which are wild boars) invade the beach encampment. Kate and Michael join the mysterious Locke on a hunt for food -- and a shocking secret about Locke is revealed. On the hunt for food someone is injured. Meanwhile, some survivors are horrified by Jack's plan for the dead bodies still scattered among the wreckage -- he wants to burn them. Jack sees someone that's not there, and we find out that one of the survivors was not able to walk but now he can.

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Season 01, Episode 05 White Rabbit

S01 E05

Oct 21, 2004
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White Rabbit Oct 21, 2004 Jack is nearly delirious from lack of sleep and struggles to overcome the haunting events that brought him to Australia and, subsequently, to the island. Meanwhile, Boone gets caught in a treacherous riptide trying to save a woman who went out swimming. A pregnant Claire's health takes a bad turn from lack of fluids, and a thief may have stolen the last bottles of water. Veronica Hamel guest-stars as Jack's mother, Margo.Also, Jack flashes back at 12 years old, to find himself on the playground in an altercation with a bully, who ultimately beats him up, and later learns a life lesson from his father.

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Season 01, Episode 06 House of the Rising Sun

S01 E06

Oct 28, 2004
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House of the Rising Sun Oct 28, 2004 Walt and the others are shocked when Michael is brutally beaten, but only the non-English-speaking Jin and Sun know the truth behind the attack. Meanwhile Kate, Jack, Sawyer and Sayid argue about where the survivors should camp -- on the beach, where they're more likely to be seen, or in a remote inland valley where fresh water abounds; and Locke discovers Charlie's secret.

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Season 01, Episode 07 The Moth

S01 E07

Nov 4, 2004
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The Moth Nov 4, 2004 Charlie begins a painful journey of withdrawal from drugs, surprisingly aided by Locke, whose true motive for helping Charlie is a mystery. Meanwhile, survivors struggle to find and free Jack when he's buried alive in a cave collapse, and someone might be secretly thwarting Sayid, Kate, and Boone when they enact a plan to find the source of the French transmission.

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Season 2

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Season 02, Episode 01 Man of Science, Man of Faith

S02 E01

Sep 22, 2005
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Man of Science, Man of Faith Sep 22, 2005 Jack, Locke and Kate explore the mysterious hatch but Jack decides to wait before going down into the hatch. Kate and Locke aren't so patient. When Shannon chases after Vincent the dog, she encounters a familiar face in the jungle.

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Season 02, Episode 02 Adrift

S02 E02

Sep 29, 2005
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Adrift Sep 29, 2005 With the abduction of Walt fresh on their minds, their raft destroyed, and Jin missing, Michael and Sawyer fight for their lives in the middle of nowhere in the ocean and discover a new predator in the roiling sea. Meanwhile on land, Locke must descend into the hatch when Kate goes missing inside. Also, Jack isn't too far behind Locke as he decides to go into the hatch as well later on. Lastly, flashbacks reveal more of Michael's troubled relationship with ex-lover Susan and their baby son Walt as they fight over custody for Walt and Michael must let go.

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Season 02, Episode 03 Orientation

S02 E03

Oct 6, 2005
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Orientation Oct 6, 2005 Jack, Locke and Kate learn more secrets about the hatch. Meanwhile, after being beaten and taken captive, Sawyer, Michael and Jin wonder if their captors are fellow survivors or the dreaded "Others." Flashbacks reveals more of Locke's past in this episode as well as the introduction of Helen (guest star Katey Segal) who shakes things up even more with her revealing personality and past.

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Season 02, Episode 04 Everybody Hates Hugo

S02 E04

Oct 13, 2005
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Everybody Hates Hugo Oct 13, 2005 Hurley struggles with an assigned task inside the hatch as he flashbacks to disturbing memories in his life before the crash. Meanwhile, Sawyer, Michael and Jin learn the identities of their captors on the island. Claire uncovers a startling piece of information about the fate of the raft.

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Season 02, Episode 05 ...And Found

S02 E05

Oct 20, 2005
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...And Found Oct 20, 2005 Michael sets off into the jungle by himself determined to find Walt, but discovers that he is not alone. Meanwhile, Sawyer and Jin are ordered by their captors to take them to their camp, and Sun frantically searches for her missing wedding ring. In flashbacks this episode reveals more of Jin's life before ending up on the island.

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Season 02, Episode 06 Abandoned

S02 E06

Nov 10, 2005
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Abandoned Nov 10, 2005 Sawyer's wound becomes life-threatening as he, Michael and Jin make their way through the interior of the island with the tail section survivors. Meanwhile, Shannon is once again haunted by visions of Walt.

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Season 02, Episode 07 The Other 48 Days

S02 E07

Nov 17, 2005
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The Other 48 Days Nov 17, 2005 The harrowing first 48 days in the lives of the tail section survivors are revealed. Flashbacks reveal the point of view of Ana-Lucia, Mr. Eko, Bernard and Libby and other survivors as they landed on the other side of the island on the beach. As the days progress danger hits their camp as well when "The Others" start taking people against their will. As the survivors race inland, trying to stay a step ahead of The Others, they realize that someone among them wasn't on Flight 815.

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Season 3

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Season 03, Episode 01 A Tale of Two Cities

S03 E01

Oct 5, 2006
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A Tale of Two Cities Oct 5, 2006 Jack, Kate, and Sawyer are prisoners of the mysterious "Others." After their captors drug them and take blood samples, they are held in separate areas. The camp leaders--Ben (Henry Gale), Mr. Friendly and a new woman, Juliet--try to make the castaways adjust to their new circumstances.Flashbacks reveal more about Jack's past with his father and his wife Sarah.

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Season 03, Episode 02 The Glass Ballerina

S03 E02

Oct 12, 2006
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The Glass Ballerina Oct 12, 2006 Sun and Jin's lives are put in danger when Sayid tries to locate Jack and the other missing castaways. Sayid also creates a plan in order to get the attention of the "Others" on the beach. Meanwhile, Henry (i.e. Ben) gives Jack an offer that is very tempting in exchange for his cooperation. Lastly, Kate and Sawyer must adjust to harsh conditions that are being forced upon them by "The Others."

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Season 03, Episode 03 Further Instructions

S03 E03

Oct 19, 2006
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Further Instructions Oct 19, 2006 Locke, Eko and Desmond are found scattered about the island after the implosion of the hatch. Locke receives a message from the Island asking him to fix the situation he caused.Hurley returns to the beach camp to report the imprisonment of Kate, Jack and Sawyer by the Others.Desmond has been fundamentally altered by the implosion, giving him a mysterious new power.

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Season 03, Episode 04 Every Man for Himself

S03 E04

Oct 26, 2006
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Every Man for Himself Oct 26, 2006 The Others prevent Sawyer and Kate from escaping, leaving Sawyer perplexed by the extent of the measures taken to keep them imprisoned. Jack is asked to use his medical training to save the life of one of the Others. At the beach, Desmond's strange behavior attracts attention. He begins to construct a mysterious device.

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Season 03, Episode 05 The Cost of Living

S03 E05

Nov 2, 2006
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The Cost of Living Nov 2, 2006 A delirious Eko wrestles with past demons; some of the castaways go to the Pearl station to find a computer they can use to locate Jack, Kate and Sawyer; Jack does not know who to trust when two of the Others are at odds with each other.

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Season 03, Episode 06 I Do

S03 E06

Nov 9, 2006
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I Do Nov 9, 2006 Jack makes a decision regarding Ben's offer. Sawyer's life is placed in danger when Pickett decides to make good on his threat. Locke discovers a hidden message that may help unlock the island's secrets. Kate recalls memories from the past, which caused her to make an important choice.

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Season 03, Episode 07 Not in Portland

S03 E07

Feb 8, 2007
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Not in Portland Feb 8, 2007 Jack has the Others in a desperate situation as he holds Ben's life in his hands. Meanwhile, Kate and Sawyer try to escape from their captors. Flashbacks reveal Juliet's past as a medical researcher in Miami.

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Season 4

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Season 04, Episode 01 The Beginning of the End

S04 E01

Feb 1, 2008
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The Beginning of the End Feb 1, 2008 They thought they had met the enemy. They thought they had seen evil. They thought wrong. As the new season begins, the survivors feel that rescue is close at hand, but they don't know whether or not to believe Charlie's final message that the people claiming to liberate them are not who they seem to be. As unlikely alliances are formed, those they thought could be trusted may turn against them, as the enemy of their enemy becomes their friend. But who can be trusted? Is rescue really as close as it seems?

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Season 04, Episode 02 Confirmed Dead

S04 E02

Feb 8, 2008
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Confirmed Dead Feb 8, 2008 The survivors begin to question the intentions of their supposed rescuers when four strangers arrive on the island.

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Season 04, Episode 03 The Economist

S04 E03

Feb 15, 2008
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The Economist Feb 15, 2008 Locke's hostage may be the key to getting off the island, so Sayid and Kate go in search of their fellow castaway in an attempt to negotiate a peaceful deal.

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Season 04, Episode 04 Eggtown

S04 E04

Feb 22, 2008
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Eggtown Feb 22, 2008 Kate needs to get information out of the hostages, but it may jeopardize her standing with Locke -- as well as with Sawyer. Meanwhile in the future Kate's Court hearings take place.

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Season 04, Episode 05 The Constant

S04 E05

Feb 29, 2008
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The Constant Feb 29, 2008 Sayid and Desmond hit a bit of turbulence on the way to the freighter, which causes Desmond to experience some unexpected side effects.

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Season 04, Episode 06 The Other Woman

S04 E06

Mar 7, 2008
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The Other Woman Mar 7, 2008 Juliet receives an unwelcome visit from someone from her past and is given orders to track down Charlotte and Faraday in order to stop them from completing their mission -- by any means necessary. Meanwhile, Ben offers Locke an enticing deal.

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Season 04, Episode 07 Ji Yeon

S04 E07

Mar 14, 2008
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Ji Yeon Mar 14, 2008 Juliet is forced to reveal some startling news to Jin when Sun threatens to move to Locke's camp. Meanwhile, Sayid and Desmond begin to get an idea of the freighter's crew when they meet the ship's captain.

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Season 5

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Season 05, Episode 01 Because You Left

S05 E01

Jan 22, 2009
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Because You Left Jan 22, 2009 The remaining island survivors start to feel the effects of the aftermath of moving the island, and Jack and Ben begin their quest to reunite the Oceanic 6 in order to return to the island with Locke's body in an attempt to save their former fellow castaways.

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Season 05, Episode 02 The Lie

S05 E02

Jan 22, 2009
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The Lie Jan 22, 2009 Hurley and Sayid are on the run from the cops after stumbling into trouble at the safehouse; the island survivors come under attack by unknown forces; and an old friend offers some shocking advice to Kate in order to ensure that "the lie" remain a secret.

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Season 05, Episode 03 Jughead

S05 E03

Jan 29, 2009
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Jughead Jan 29, 2009 Desmond looks for a woman who might be the key to helping Faraday stop the island's unpredictable movements through time; Locke finds out who has been attacking the survivors.

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Season 05, Episode 04 The Little Prince

S05 E04

Feb 5, 2009
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The Little Prince Feb 5, 2009 Kate discovers that someone knows the secret of Aaron's true parental lineage. Meanwhile, the dramatic shifts through time are placing the lives of the remaining island survivors in extreme peril.

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Season 05, Episode 05 This Place Is Death

S05 E05

Feb 12, 2009
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This Place Is Death Feb 12, 2009 Locke shoulders the burden of ending the island's increasingly violent movements through time; Ben is stymied in his efforts to reunite the Oceanic 6 and bring them back to the island.

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Season 05, Episode 06 316

S05 E06

Feb 19, 2009
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316 Feb 19, 2009 The members of Oceanic 6 discover how to get back to the island, but not all of them want to return.

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Season 05, Episode 07 The Life and Death of Jeremy Bentham

S05 E07

Feb 26, 2009
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The Life and Death of Jeremy Bentham Feb 26, 2009 Locke's mission off the island as Jeremy is revealed.

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Season 6

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Season 06, Episode 01 LA X (1)

S06 E01

Feb 3, 2010
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LA X (1) Feb 3, 2010 A parallel universe, in which the crash never happened, is revealed as an aftermath of the bomb's detonation. Meanwhile, Sawyer blames Jack for the loss of Juliet and the true identity of the monster is revealed.

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Season 06, Episode 02 LA X (2)

S06 E02

Feb 3, 2010
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LA X (2) Feb 3, 2010 Jack, Sawyer, Kate, Miles and Hurley, struggling to save Sayid, face an ancient secret. Meanwhile, a fake Lock exits the chamber to everyone's awe.

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Season 06, Episode 03 What Kate Does

S06 E03

Feb 10, 2010
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What Kate Does Feb 10, 2010 Kate finds herself on the run, while Jack is tasked with something that could put a friend's life at risk.

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Season 06, Episode 04 The Substitute

S06 E04

Feb 17, 2010
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The Substitute Feb 17, 2010 Locke goes in search of help to further his cause. Kate finds herself on the run, while Jack is tasked with something that could put a friend's life at risk.

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Season 06, Episode 05 Lighthouse

S06 E05

Feb 24, 2010
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Lighthouse Feb 24, 2010 Hurley must convince Jack to accompany him on an unspecified mission, and Jin stumbles across an old friend.

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Season 06, Episode 06 Sundown

S06 E06

Mar 3, 2010
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Sundown Mar 3, 2010 Sayid is faced with a difficult decision, and Claire sends a warning to the temple inhabitants.

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Season 06, Episode 07 Dr. Linus

S06 E07

Mar 10, 2010
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Dr. Linus Mar 10, 2010 Ben deals with the consequences of an uncovered lie.

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Matthew Fox

Matthew Fox

Jack Shephard

Evangeline Lilly

Evangeline Lilly

Kate Austen

Josh Holloway

Josh Holloway

James "Sawyer" Ford

Naveen Andrews

Naveen Andrews

Sayid Jarrah

Terry O'Quinn

Terry O'Quinn

John Locke

Daniel Dae Kim

Daniel Dae Kim

Jin-Soo Kwon

Yunjin Kim

Yunjin Kim

Sun Kwon

Michael Emerson

Michael Emerson

Benjamin Linus

Jorge Garcia

Jorge Garcia

Hugo "Hurley" Reyes

Ken Leung

Ken Leung

Miles Straume

Emilie de Ravin

Emilie de Ravin

Claire Littleton

Henry Ian Cusick

Henry Ian Cusick

Desmond Hume

Fionnula Flanagan

Fionnula Flanagan

Eloise Widmore

Nestor Carbonell

Nestor Carbonell

Richard Alpert

Jeff Fahey

Jeff Fahey

Frank Lapidus

Adewale Akinnuoye-Agbaje

Adewale Akinnuoye-Agbaje

Mr. Eko

Cynthia Watros

Cynthia Watros

Elizabeth "Libby" Smith

Dominic Monaghan

Dominic Monaghan

Charlie Pace

Elizabeth Mitchell

Elizabeth Mitchell

Juliet Burke

Harold Perrineau

Harold Perrineau

Michael Dawson

Ian Somerhalder

Ian Somerhalder

Boone Carlyle

Jeremy Davies

Jeremy Davies

Daniel Faraday

Kiele Sanchez

Kiele Sanchez

Nikki Fernandez

Maggie Grace

Maggie Grace

Shannon Rutherford

Malcolm David Kelley

Malcolm David Kelley

Walt Lloyd

Michelle Rodriguez

Michelle Rodriguez

Ana Lucia Cortez

Rebecca Mader

Rebecca Mader

Charlotte Lewis

Rodrigo Santoro

Rodrigo Santoro

Paulo

Alison Schapker

Alison Schapker

Producer

Amanda Lencioni

Amanda Lencioni

Producer

Brian K. Vaughan

Brian K. Vaughan

Producer

Christian Taylor

Christian Taylor

Producer

Craig Wright

Craig Wright

Producer

David Fury

David Fury

Producer

Drew Goddard

Drew Goddard

Producer

Elizabeth Sarnoff

Elizabeth Sarnoff

Producer

Greggory Nations

Greggory Nations

Producer

Javier Grillo-Marxuach

Javier Grillo-Marxuach

Producer

Jean Higgins

Jean Higgins

Producer

Jennifer Johnson

Jennifer Johnson

Producer

Jeph Loeb

Jeph Loeb

Producer

Jesse Alexander

Jesse Alexander

Producer

Jim Triplett

Jim Triplett

Producer

Kaleen Yamase

Kaleen Yamase

Producer

Leonard Dick

Leonard Dick

Producer

Lynne E. Litt

Lynne E. Litt

Producer

Melinda Hsu Taylor

Melinda Hsu Taylor

Producer

Monica Breen

Monica Breen

Producer

Noreen O'Toole

Noreen O'Toole

Producer

Pat Churchill

Pat Churchill

Producer

Paul Zbyszewski

Paul Zbyszewski

Producer

Ra’uf Glasgow

Ra’uf Glasgow

Producer

Richard Peter Schroer

Richard Peter Schroer

Producer

Samantha Thomas

Samantha Thomas

Producer

Sarah Caplan

Sarah Caplan

Producer

Stephen Williams

Stephen Williams

Producer

Steven Maeda

Steven Maeda

Producer

Tamara Isaac

Tamara Isaac

Producer

Adam Horowitz

Adam Horowitz

Executive Producer

Bryan Burk

Bryan Burk

Executive Producer

Carlton Cuse

Carlton Cuse

Executive Producer

Damon Lindelof

Damon Lindelof

Executive Producer

Edward Kitsis

Edward Kitsis

Executive Producer

Jack Bender

Jack Bender

Executive Producer

Jeff Pinkner

Jeff Pinkner

Executive Producer

J.J. Abrams

J.J. Abrams

Executive Producer