The first season of Lost, premiering in September 2004, spans 25 episodes and follows the survivors of Oceanic Flight 815 on a mysterious island. Key installments like "Walkabout" are recognized for launching the show's complex mythology, achieving high critical acclaim and averaging 16 million viewers. Detailed episode information is available at Wikipedia.
Lost Season 1 features 25 episodes detailing the survival of Oceanic Flight 815 passengers on a mysterious South Pacific island, where they confront dangers, including "The Others" and the island's own supernatural mysteries. The season centers on character backstories, including key arcs for Jack, Kate, Locke, and Sawyer, along with the discovery of a metal hatch. For a detailed episode list, visit TV Guide.
"Index of" queries for Season 1 typically locate unindexed, high-risk, or insecure web servers, making official streaming platforms a safer alternative. The complete first season is available via official services such as Hulu, Disney+, Netflix, or for digital purchase on platforms like Apple TV and Amazon Prime Video.
Season 1 of Lost consists of 25 episodes, which originally aired on ABC from September 22, 2004, to May 25, 2005. Season 1 Episode Index Index Of Lost Season 1
The first season introduces the survivors of Oceanic Flight 815. Below is a selection of the season's notable episodes and their primary flashback characters:
Episodes 1 & 2: Pilot – Focuses on Jack, Charlie, and Kate. Episode 4: Walkabout – Focuses on Locke. Episode 8: Confidence Man – Focuses on Sawyer. Episode 9: Solitary – Focuses on Sayid. Episode 18: Numbers – Focuses on Hurley. Episodes 23-25: Exodus – The three-part season finale. Streaming & Media
If you are looking to watch the season, it is currently available on the following platforms: Subscription: Disney+ and Hulu. The first season of Lost , premiering in
Purchase: Digital retailers like Fandango at Home (formerly Vudu).
Physical Media: A comprehensive Complete First Season DVD set exists, featuring deleted scenes, bloopers, and "Lost Revealed" featurettes.
For a full list of all 25 episodes with detailed summaries and production notes, you can visit the Lost Season 1 Wikipedia page or the fan-run Lostpedia. A key feature of Lost is its storytelling
A key feature of Lost is its storytelling structure: each episode features flashbacks (or "centric" episodes) that focus on a specific character's life before the crash.
| Ep # | Title | Flashback Character | Synopsis | | :--- | :--- | :--- | :--- | | 01 | Pilot: Part 1 | Jack Shephard | The aftermath of the crash is shown in chaotic real-time. Dr. Jack Shephard takes charge. The group discovers a transceiver and a mysterious monster in the jungle. | | 02 | Pilot: Part 2 | Jack Shephard | A small team climbs a mountain to get a signal. They discover a distress call that has been looping for 16 years. | | 03 | Tabula Rasa | Kate Austen | The group debates what to do with the U.S. Marshal who survived the crash. We learn Kate was his prisoner. A memorial is held for the dead. | | 04 | Walkabout | John Locke | Food supplies run low. Locke discovers a wild boar hunting ability. Major Reveal: The truth about Locke’s physical condition before the crash. | | 05 | White Rabbit | Jack Shephard | Jack hallucinates seeing his deceased father in the jungle, leading him to discover fresh water caves. Leadership dynamics shift. | | 06 | House of the Rising Sun | Jin & Sun Kwon | Jin attacks Michael over a watch. Through flashbacks, we see the Kwon's troubled marriage. The group decides whether to stay on the beach or move to the caves. | | 07 | The Moth | Charlie Pace | Charlie struggles with heroin withdrawal. A cave-in traps Jack, forcing Charlie to step up. We see Charlie's history with the band Driveshaft. | | 08 | Confidence Man | Sawyer | Shannon suffers an asthma attack, and Sawyer is suspected of hoarding her medication. Sayid tortures Sawyer to retrieve them. | | 09 | Solitary | Sayid Jarrah | Sayid leaves camp to map the island and is captured by a mysterious French woman named Danielle Rousseau. We learn of Sayid's past as a torturer. | | 10 | Raised by Another | Claire Littleton | Claire has terrifying nightmares. Flashbacks reveal a psychic warned her not to let her baby be raised by "others." She is kidnapped from the beach. | | 11 | All the Best Cowboys Have Daddy Issues | Jack Shephard | The camp discovers Claire and Charlie have been taken. Jack, Kate, Locke, and Boone track them. Jack finds Charlie hanging from a tree (iconic scene). | | 12 | Whatever the Case May Be | Kate Austen | Kate and Sawyer find a locked briefcase in the water. We learn more about the crime that made Kate a fugitive. | | 13 | Hearts and Minds | Boone & Shannon | Locke drags Boone into the jungle, where Boone hallucinates a tragedy involving his stepsister Shannon. | | 14 | Special | Michael & Walt | Michael clashes with Locke over Walt's knife training. Flashbacks reveal Michael's fight for custody of Walt. Walt is attacked by a polar bear. | | 15 | Homecoming | Charlie Pace | Ethan Rom threatens to kill the survivors one by one unless Claire is returned to him. A trap is set to catch him. | | 16 | Outlaws | Sawyer | Sawyer hunts a boar that he believes is harassing him. Flashbacks reveal the "Sawyer" con man’s origin story. | | 17 | ...In Translation | Jin & Sun Kwon | Michael builds a raft. Jin is accused of burning it. We see the events of "House of the Rising Sun" from Jin's perspective. | | 18 | Numbers | Hurley Reyes | Hurley finds documents with the numbers 4, 8, 15, 16, 23, 42. Flashbacks reveal these numbers brought him lottery luck—and a curse. | | 19 | Deus Ex Machina | John Locke | Locke and Boone find a small plane stuck in the trees. Locke's "miracle" begins to fail. Major Reveal: What is inside the Hatch. | | 20 | Do No Harm | Jack Shephard | Jack tries to save a survivor with a critical injury from the previous episode. Claire gives birth to her baby, Aaron. | | 21 | The Greater Good | Sayid Jarrah | The survivors bury their dead. Sayid attempts to interrogate Rousseau further. Tensions rise regarding the Hatch. | | 22 | Born to Run | Kate Austen | The raft is nearly ready. Kate attempts to get a spot on the raft. Flashbacks show her on the run again. | | 23 | Exodus: Part 1 | All Survivors | The group plans to set off the dynamite found at the "Black Rock" to blow the Hatch open. The raft sets sail. | | 24 | Exodus: Part 2 | All Survivors | The raft crew makes contact with a boat, but things go terribly wrong. Locke blows the Hatch. Danielle Rousseau comes to the camp with a terrifying warning about "The Others." | | 25 | Exodus: Part 3 | All Survivors | The Season Finale. The survivors on the raft encounter "The Others." Jack, Locke, and Kate look down into the opened Hatch. |
Since Disney acquired ABC (and thus Lost), the series is available on Disney+ in most regions outside the US. The interface is clean, and you can download episodes for offline viewing—something an "index" never allowed.