Lost Trailer (First Season)
Lost(2004)
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2004 · TV SERIES
Lost
When a plane crashes on a mysterious island, a diverse group of survivors must uncover its secrets and work together to survive—before the island claims them all.
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After a devastating plane crash leaves a group of survivors stranded, they must band together to endure the challenges of their harsh environment. However, the mysterious island they find themselves on harbors secrets that could change everything.
Seasons & Episodes
Season 124 episodes · premiered Sep 22, 2004
Season 224 episodes · premiered Sep 21, 2005
Season 323 episodes · premiered Oct 4, 2006
Season 413 episodes · premiered Jan 31, 2008
Season 517 episodes · premiered Jan 21, 2009
Season 617 episodes · premiered Feb 2, 2010
- 6.01LA X (1)Feb 2, 2010Rate
The episode examines two divergent realities triggered by a hydrogen bomb explosion: one in which Flight 815 successfully lands at Los Angeles International Airport, and another in which Kate manages to evade a marshal, while Jack learns that his father's remains were lost during transport.
- 6.02LA X (2)Feb 2, 2010Rate
Jack, Sawyer, Kate, Miles, and Hurley work to rescue Sayid while investigating an enigmatic ancient secret. Meanwhile, a fake version of Locke appears from a chamber, catching the group off guard.
- 6.03What Kate DoesFeb 9, 2010Rate
Sawyer's escape from the temple leads Kate and Jin to go after him, while the Others suspect Sayid has been infected and attempt to poison him. In the flash sideways timeline, Kate, still avoiding capture, takes Claire to a hospital as she begins to go into labor.
- 6.04The SubstituteFeb 16, 2010Rate
The Man in Black attempts to persuade Sawyer to assist him in escaping the island, while the other survivors conduct a funeral for the real Locke. At the same time, in the flash sideways timeline, Locke loses his job and starts working as a substitute teacher.
- 6.05LighthouseFeb 23, 2010Rate
Hurley takes Jack to a lighthouse at Jacob's request, while Claire interrogates an Other she has captured after caring for an injured Jin. In the flash sideways, Jack is depicted as a single father attempting to connect with his son.
- 6.06SundownMar 2, 2010Rate
The Man in Black, having secured Sayid's support, pressures the Others to take a side in his ongoing conflict. Meanwhile, Kate reestablishes a connection with Claire. In a parallel timeline, Sayid helps his brother, who is dealing with a dangerous debt.
- 6.07Dr. LinusMar 9, 2010Rate
Ilana discovers that Ben is responsible for Jacob's death and starts planning her revenge. Meanwhile, Jack, Hurley, and Richard, grappling with despair, venture into the Black Rock. In a parallel reality, Ben appears as a high school teacher trying to pressure the principal.
- 6.08ReconMar 16, 2010Rate
Sawyer is sent by the Man in Black to scout Hydra Island, where he encounters Charles Widmore and a group of scientists. In the flash sideways, he is a solitary police officer continuing his search for the real Sawyer.
- 6.09Ab AeternoMar 23, 2010Rate
The episode explores Richard Alpert's origins, depicting his arrival on the island in 1867 as a slave aboard the Black Rock and his agreement with Jacob to gain immortality in exchange for acting as his representative. In the present day, Hurley convinces Richard to help the candidates take Jacob's place and stop the Man in Black from leaving the island.
- 6.10The PackageMar 30, 2010Rate
Jin is captured and brought to Hydra Island by Widmore's team, prompting the Man in Black to confront Widmore. Meanwhile, Sun loses her ability to speak English, and in the flash sideways timeline, she and Jin are taken after a failed attempt to complete a transaction involving her father.
- 6.11Happily Ever AfterApr 6, 2010Rate
Desmond participates in an experiment involving intense electromagnetic energy on the island. In the flash sideways, he begins experiencing visions of his original life with the assistance of Charlie.
- 6.12Everybody Loves HugoApr 13, 2010Rate
Hurley assumes leadership and directs the survivors in an effort to negotiate with the Man in Black in order to prevent further loss of life. At the same time, in the flash sideways sequence, Hurley meets Libby, while Desmond works to inform the passengers of Oceanic Flight 815 about the time they spent on the island.
- 6.13The Last RecruitApr 20, 2010Rate
The survivors split into two groups, one led by Sawyer and the other by the Man in Black. Sawyer's group travels to Hydra Island, where they are captured by Widmore's team after Sun and Jin are reunited. At the same time, in the flash sideways sequences, the passengers of Oceanic 815 continue to meet one another.
- 6.14The CandidateMay 4, 2010Rate
Sawyer and Jack develop a plan to escape the island using Widmore's submarine in an attempt to evade the Man in Black, but their efforts result in unforeseen and perilous consequences. At the same time, in the flash sideways sequence, Jack assesses Locke's condition and suggests a potential solution to address his paralysis.
- 6.15Across the SeaMay 11, 2010Rate
Jacob and the Man in Black are revealed to be twin brothers who were raised by a mysterious woman responsible for protecting the island. After their adoptive mother—also the woman who had killed their biological mother—is murdered, Jacob, now the island's guardian, exiles his brother into the source of the island's electromagnetism as an act of vengeance. This act transforms the Man in Black into the smoke monster.
- 6.16What They Died ForMay 18, 2010Rate
Ben teams up with the Man in Black to seek revenge against Widmore, while Jacob explains the importance of the candidates, prompting Jack to offer himself as a replacement. It is discovered that Desmond has been rescued, and the Man in Black plans to use him to destroy the island. At the same time, in the flash sideways sequences, the characters move toward a shared experience at a concert.
- 6.17The EndMay 23, 2010Rate
Jack and the Man in Black manipulate Desmond into shutting down the island's light, which triggers the island's collapse. During the resulting conflict, the Man in Black is killed by Jack, who then sacrifices himself to reignite the light, enabling the others to escape. Hurley takes on the role of the island's new protector, and the flash sideways is revealed to be a limbo-like state where the characters remain until they come to terms with their fates.
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Cast & Crew
22 unique people credited
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3Directors
1Writers
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Spoiler-Safe Guide
high confidencesource-verified121 episodes across 6 seasons fully listed and confirmed via Wikipedia. All ★★★ events have 2+ independent sources fetched this session. Four corrections applied: Kate's father relationship (factual error), two episode-range tags broadened from single-part to two-part (S3E22→S3E22-23; S5E16→S5E16-17), and one unconfirmed character profile claim downgraded from ✓ to ~.
Showing everything up to nothing yet. 30 later beat(s) hidden.
Key: ★ notable · ★★ major · ★★★ series-defining · ✓ confirmed · ~ estimated · ⚠️ limited sources
Major events
Characters
Jack Shephard · Matthew Fox · debut [S1E1]
A spinal surgeon who becomes the de facto leader of the survivors against his will. His arc traces the journey from a man of science and control — unable to trust or let go — to one who embraces faith, sacrifice, and his true purpose. He ultimately becomes the island's protector for a brief time before dying to save it.
John Locke · Terry O'Quinn · debut [S1E1]
A man who was paralyzed before the crash and regained his legs on the island, Locke becomes the show's central figure of faith. He believes the island chose him for a special purpose. His arc ends in tragedy: killed off-island by Ben, his body is then used as a vessel by the Man in Black.
Kate Austen · Evangeline Lilly · debut [S1E1]
A fugitive wanted for killing her abusive stepfather, Kate is constantly torn between Jack and Sawyer and between her guilt and her desire for a new life. She escapes as one of the Oceanic Six and ultimately returns to the island, killing the Man in Black.
Hugo 'Hurley' Reyes · Jorge Garcia · debut [S1E1]
A lovable, unlucky lottery winner haunted by the numbers he used to win. Hurley's humor and compassion anchor the group. He is one of the Oceanic Six and ultimately becomes the island's long-term protector.
James 'Sawyer' Ford · Josh Holloway · debut [S1E1]
A con man who took the name of the man who destroyed his family and has spent his life pursuing revenge. On the island he is abrasive and self-serving, but slowly becomes something more. His love for Juliet is one of the series' emotional pillars.
Sayid Jarrah · Naveen Andrews · debut [S1E1]
A former Iraqi Republican Guard torturer who tries to atone for his past throughout the series. Skilled, practical, and deeply moral in intent if not always in action. He dies in Season 6 sacrificing himself to save the others from a bomb.
Charlie Pace · Dominic Monaghan · debut [S1E1]
The bassist of the band Drive Shaft, struggling with heroin addiction. On the island he finds purpose, sobriety, and love. He is warned repeatedly by Desmond that his death is fated, and ultimately dies choosing to sacrifice himself to communicate with rescuers.
Desmond Hume · Henry Ian Cusick · debut [S2E1]
A Scottish man who lived alone in the Swan Station for three years, pushing a button every 108 minutes. He is the only person on the island with precognitive abilities following an electromagnetic exposure. His love for Penny Widmore drives his entire arc. He is immune to electromagnetic energy and plays a pivotal role in the finale.
Ben Linus · Michael Emerson · debut [S2E14]
The manipulative, calculating leader of the Others, revealed gradually from apparent prisoner to antagonist to something more complex. Born on the island, raised in DHARMA, he purged his own people to join the native Others and served Jacob — though never being valued as he expected. A villain who earns a measure of redemption.
Juliet Burke · Elizabeth Mitchell · debut [S3E1]
A fertility doctor recruited by the Others under false pretenses. Initially an antagonist, she becomes one of the most morally clear characters on the show. Her relationship with Sawyer is the emotional spine of Season 5. She dies detonating a bomb in the finale of that season.
Sun-Hwa Kwon · Yunjin Kim · debut [S1E1]
A South Korean woman trapped in a loveless, controlling marriage to Jin. On the island she finds her voice and independence. She escapes as one of the Oceanic Six, believing Jin dead. She returns to the island and dies with Jin in the submarine.
Jin-Soo Kwon · Daniel Dae Kim · debut [S1E1]
A controlling South Korean man whose demeanor conceals a man desperately trying to be worthy of his wife and his background. He dies with Sun in the submarine, refusing to leave her.
Richard Alpert · Nestor Carbonell · debut [S3E7]
An ageless emissary of Jacob who has lived on the island since the 19th century. He serves as Jacob's representative to the Others across generations. His backstory — a tragic tale of love, slavery, and a bargain for immortality — is the subject of the series' most acclaimed standalone episode.
Shannon Rutherford · Maggie Grace · debut [S1E1]
A young woman who appears shallow but is more complex. Her relationship with Sayid deepens both characters. She is the second main character to die in the series, shot by Ana Lucia.
Boone Carlyle · Ian Somerhalder · debut [S1E1]
Shannon's stepbrother, deeply devoted to her to an unhealthy degree. He is the first main character to die in the series.
AI-assisted and cross-checked against multiple references. ✓ = confirmed from a cited source · ~ = season correct but episode unconfirmed · ⚠️ = limited sources. Spotted a mistake? Use the report button on this page.
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Lost(2004)
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