Lost Season 1 Episode Guide
Season 1 has 25 episodes, from September 22, 2004 to May 25, 2005. Descriptions stay brief and spoiler-light.
Episode 1: Pilot
Airdate: September 22, 2004
Focal Point: Jack
Description: Out of the blackness, the first thing Jack senses is pain.
Episode 2: Pilot
Airdate: September 29, 2004
Focal Point: Charlie & Kate
Description: The discovery of a transceiver among the plane's wreckage and the thought that rescue could be imminent temporarily raises the castaways' spirits.
Episode 3: Tabula Rasa
Airdate: October 6, 2004
Focal Point: Kate
Description: Jack and Hurley discover an alarming secret about Kate, as the marshal's life hangs in the balance.
Episode 4: Walkabout
Airdate: October 13, 2004
Focal Point: Locke
Description: Survivors are jolted awake in the middle of the night when wild island beasts invade the beach encampment.
Episode 5: White Rabbit
Airdate: October 20, 2004
Focal Point: Jack
Description: Jack is near delirious from lack of sleep and struggles to overcome the haunting events that brought him to Australia and, subsequently, to the island.
Episode 6: House of the Rising Sun
Airdate: October 27, 2004
Focal Point: Sun
Description: 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.
Episode 7: The Moth
Airdate: November 3, 2004
Focal Point: Charlie
Description: Charlie begins a painful journey of withdrawal from drugs, surprisingly aided by Locke, whose true motive for helping Charlie is a mystery.
Episode 8: Confidence Man
Airdate: November 10, 2004
Focal Point: Sawyer
Description: When Shannon suffers an asthma attack, Jack and Sayid realize brutality might be the only way to convince Sawyer to relinquish the life-saving medicine he's hoarding.
Episode 9: Solitary
Airdate: November 17, 2004
Focal Point: Sayid
Description: Sayid's life is placed in grave danger after he stumbles upon the source of the mysterious French transmission.
Episode 10: Raised by Another
Airdate: December 1, 2004
Focal Point: Claire
Description: Jack, Kate and Charlie wonder if Claire's disturbing nightmares might be coming true to threaten her life and the life of her unborn child, and a missing castaway returns with frightening news about what lies just beyond the mountains.
Episode 11: All the Best Cowboys Have Daddy Issues
Airdate: December 8, 2004
Focal Point: Jack
Description: Survivors wonder why Charlie and the pregnant Claire have been abducted – and by whom — and a search party ventures into the treacherous jungle to try to find and rescue the missing duo.
Episode 12: Whatever the Case May Be
Airdate: January 5, 2005
Focal Point: Kate
Description: Jack, Kate and Sawyer fight over possession of a newly discovered locked metal briefcase which might contain insights into Kate's mysterious past.
Episode 13: Hearts and Minds
Airdate: January 12, 2005
Focal Point: Boone
Description: When Locke learns that Boone wants to tell their "secret" to Shannon, Shannon's life is placed in sudden peril, and the shocking truth about her past with Boone is revealed.
Episode 14: Special
Airdate: January 19, 2005
Focal Point: Michael & Walt
Description: Violence ensues and a mysterious island beast makes a re-appearance when Michael and Locke clash over Walt's upbringing.
Episode 15: Homecoming
Airdate: February 9, 2005
Focal Point: Charlie
Description: After the missing Claire returns with no recollection of what has happened since before the doomed flight of Oceanic 815, Jack and Locke formulate a plan of defense against her kidnapper, the mysterious Ethan, who threatens to kill off…
Episode 16: Outlaws
Airdate: February 16, 2005
Focal Point: Sawyer
Description: Kate and Sawyer divulge dark secrets to each other while tracking a renegade boar that Sawyer swears is purposely harassing him.
Episode 17: …In Translation
Airdate: February 23, 2005
Focal Point: Jin
Description: When the raft the survivors have been building mysteriously burns down, Michael is convinced that Jin is responsible for the sabotage, which only further escalates their rivalry.
Episode 18: Numbers
Airdate: March 2, 2005
Focal Point: Hurley
Description: When Hurley becomes obsessed with the French woman and heads into the jungle to find her, Jack, Sayid and Charlie have no choice but to follow.
Episode 19: Deus ex Machina
Airdate: March 30, 2005
Focal Point: Locke
Description: Boone becomes concerned when Locke suffers physical problems while they try to find a way into the mysterious hatch.
Episode 20: Do No Harm
Airdate: April 6, 2005
Focal Point: Jack
Description: Claire goes into labor while a helpless Charlie goes into panic mode.
Episode 21: The Greater Good
Airdate: May 4, 2005
Focal Point: Sayid
Description: After burying one of their own, tempers flare as the castaways' suspicions of each other grow — and an unlikely survivor vows revenge.
Episode 22: Born to Run
Airdate: May 11, 2005
Focal Point: Kate
Description: Jack suspects foul play when Michael becomes violently ill while building the raft.
Episode 23: Exodus (1)
Airdate: May 18, 2005
Focal Point: various
Description: The French woman — Rousseau — shocks the survivors by showing up with a dire warning about "the others." Meanwhile, Michael and Jin ready the raft for sailing.
Episode 24: Exodus (2)
Airdate: May 25, 2005
Focal Point: various
Description: The castaways on the raft are surprised at sea by something they didn't expect.
Episode 25: Exodus (3)
Airdate: May 25, 2005
Description: The castaways on the raft are surprised at sea by something they didn't expect.