• Narrated By: Kyle MacLachlan
• Commentary By: Damon Lindelof & Carlton Cuse

• Narrated By: Michael Emerson

• Starring: Adewale Akinnuoye-Agbaje (Eko), Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: Julie Adams (Amelia), Blake Bashoff (Karl), Brett Cullen (Goodwin), M.C. Gainey (Tom), William Mapother (Ethan Rom), John Terry (Dr. Christian Shephard), Julie Bowen (Sarah)
• Co-Starring: Stephen Semel (Adam), Alexandra Morgan (Moderator), Julie Ow (Nurse), Sonya Seng (Receptionist)
• Teleplay By: J.J. Abrams & Damon Lindelof
• Story By: Damon Lindelof
• Directed By: Jack Bender

• Starring: Adewale Akinnuoye-Agbaje (Eko), Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: M.C. Gainey (Tom), Tania Raymonde (Alex Rousseau), Michael Bowen (Danny Pickett), Tony Lee (Jae Lee), Byron Chung (Mr. Paik), Paula Malcomson (Colleen Pickett)
• Co-Starring: Joah Buley (Luke), Sophie Kim (Young Sun), Tomiko Okhee Lee (Mrs. Lee), Teddy Wells (Other)
• Written By: Jeff Pinkner & Drew Goddard
• Directed By: Paul Edwards

• Starring: Adewale Akinnuoye-Agbaje (Eko), Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Special Guest Star: Ian Somerhalder (Boone Carlisle)
• Guest Starring: Chris Mulkey (Mike), Virginia Morris (Jan), Justin Chatwin (Eddie)
• Co-Starring: Joel Himelhoch (Sheriff), Dion Donahue (Kim)
• Written By: Carlton Cuse & Elizabeth Sarnoff
• Directed By: Stephen Williams

• Starring: Adewale Akinnuoye-Agbaje (Eko), Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: Michael Bowen (Danny Pickett), M.C. Gainey (Tom), Kim Dickens (Cassidy), Ian Gomez (Munson), Paula Malcomson (Colleen Pickett)
• And: Bill Duke (Warden Harris)
• Co-Starring: Dorian Burns (Corrections Officer), Dustin Geiger (Matthew), Ariston Green (Jason), Hunter Quinn (Prison Tough #1), Peter Ruocco (Agent Freedman), Christina Simpkins (Munson's Wife)
• Written By: Edward Kitsis & Adam Horowitz
• Directed By: Stephen Williams

• Starring: Adewale Akinnuoye-Agbaje (Eko), Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: Michael Bowen (Danny Pickett), Adetokumboh M'Cormack (Yemi), Andrew Divoff (Mikhail Bakunin), Hakeem Kae-Kazim (Emeka), Muna Otaru (Amina), Aisha Hinds (Nigerian Nun)
• Co-Starring: Jermaine "Scooter" Smith (Daniel), Lawrence Jones (Soldier), Michael Robinson (Trader), Ariston Green (Jason), Kolawole Obileye, Jr. (Young Eko), Olalekan Obileye (Young Yemi)
• Written By: Alison Schapker & Monica Owusu-Breen
• Directed By: Jack Bender

• Starring: Adewale Akinnuoye-Agbaje (Eko), Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: Nathan Fillion (Kevin), Michael Bowen (Danny Pickett), M.C. Gainey (Tom), Tania Raymonde (Alex Rousseau), Fredric Lane (Marshal Edward Mars)
• Co-Starring: Ariston Green (Jason), Eden-Lee Murray (Suzanne), Mark Dillen Stitham (Minister), Michael Vendrell (Big Guy), Teddy Wells (Ivan)
• Written By: Damon Lindelof & Carlton Cuse
• Directed By: Tucker Gates

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: Zeljko Ivanek (Edmund Burke), M.C. Gainey (Tom), Michael Bowen (Danny Pickett), Blake Bashoff (Karl), Nestor Carbonell (Richard Alpert), William Mapother (Ethan Rom), Tania Raymonde (Alex Rousseau), Robin Weigert (Rachel)
• Co-Starring: Rob McElhenney (Aldo), Kimberly Estrada (Sherry), Ariston Green (Jason), Steve Labrash (Morgue Employee), Teddy Wells (Ivan)
• Written By: Carlton Cuse & Jeff Pinkner
• Directed By: Stephen Williams

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: Sonya Walger (Penny Widmore), Alan Dale (Charles Widmore), Shishir Kurup (Donovan)
• With: Fionnula Flanagan (Ms. Hawking)
• Co-Starring: Jeremy Colvin (Delivery Man), David Cordell (Jimmy Lennon), Katie Doyle (Receptionist), Michael Titterton (Bartender), Stephen Quinn (Photographer)
• Written By: Damon Lindelof & Drew Goddard
• Directed By: Jack Bender

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: Bai Ling (Achara), M.C. Gainey (Tom), Tania Raymonde (Alex Rousseau), Blake Bashoff (Karl), Diana Scarwid (Isabel)
• Co-Starring: Kimberley Joseph (Cindy), James Huang (Chet), Siwathep Sunapo (Thai Man), Shannon Chanhthanam (Thai Boy)
• Written By: Elizabeth Sarnoff & Christina M. Kim
• Directed By: Paris Barclay

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: Cheech Marin (David Reyes), Mira Furlan (Danielle Rousseau), Lillian Hurst (Carmen Reyes), Suzanne Krull (Lynn Karnoff), Sung Hi Lee (Tricia Tanaka)
• Co-Starring: Billy Ray Gallion (Randy Nations), Caden Waidyatilleka (Young Hurley)
• Written By: Edward Kitsis & Adam Horowitz
• Directed By: Eric Laneuville

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: Anne Bedian (Amira), Andrew Divoff (Mikhail Bakunin), Mira Furlan (Danielle Rousseau), April Grace (Bea Klugh), Shaun Toub (Sami)
• Co-Starring: Eyad Elbitar (Arabic Man #1), Taiarii Marshall (Waiter)
• Written By: Carleton Cuse & Damon Lindelof
• Directed By: Stephen Williams

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: John Terry (Dr. Christian Shephard), M.C. Gainey (Tom), Andrew Divoff (Mikhail Bakunin), Mira Furlan (Danielle Rousseau), Gabrielle Fitzpatrick (Lindsey)
• Co-Starring: Julian Barnes (Dr. Woodruff), Rhett Giles (Officer Barnes), Anne Elizabeth Logan (Head Nurse), Danan Pere (ER Doctor)
• Written By: Christina M. Kim & Jordan Rosenberg
• Directed By: Paul Edwards

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Guest Starring: Kevin Tighe (Anthony Cooper), Nestor Carbonell (Richard Alpert), Mira Furlan (Danielle Rousseau), M.C. Gainey (Tom), Brian Goodman (Ryan Pryce), Cleo King (Goverment Worker), Tania Raymonde (Alex Rousseau)
• Co-Starring: Patrick J. Adams (Peter), Barbara Baehler (Mrs. Talbot), Marlene Forte (Detective Mason), Don Nahaku (Detective Reed), Stephen Bishop (Kincaid)
• Written By: Drew Goddard & Jeff Pinkner
• Directed By: Jack Bender

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke), Kiele Sanchez (Nikki), Rodrigo Santoro (Paulo)
• Special Guest Stars: Maggie Grace (Shannon Rutherford), Ian Somerhalder (Boone Carlisle)
• Guest Starring: Billy Dee Williams (Mr. LaShade), William Mapother (Ethan Rom), Daniel Roebuck (Leslie Arzt), Jacob Witkin (Howard L. Zukerman)
• Written By: Edward Kitsis & Adam Horowitz
• Directed By: Stephen Williams

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke)
• Guest Starring: Kim Dickens (Cassidy), Beth Broderick (Diane Austen), Fredric Lane (Marshal Edward Mars)
• Co-Starring: Shawn Lathrop (Federal Agent), Andrew Meader (Johnny), Bill Ogilvie (Man)
• Written By: Damon Lindelof & Elizabeth Sarnoff
• Directed By: Karen Gaviola

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke)
• Guest Starring: Nestor Carbonell (Richard Alpert), Brett Cullen (Goodwin), Andrew Divoff (Mikhail Bakunin), William Mapother (Ethan Rom), Robin Weigert (Rachel)
• Co-Starring: Joah Buley (Other Dude), Tyrone Howard (Airport Guard)
• Written By: Carlton Cuse & Drew Goddard
• Directed By: Jack Bender

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke)
• Guest Starring: Sonya Walger (Penny Widmore), Andrew Connolly (Brother Campbell), Marsha Thomason (Naomi Dorrit)
• Co-Starring: Joanna Bool (Ruth), Jack Maxwell (Derek), Andrew Trask (Brother Martin)
• Written By: Jeff Pinkner & Brian K. Vaughan
• Directed By: Stephen Williams

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke)
• Guest Starring: Andrew Divoff (Mikhail Bakunin), Byron Chung (Mr. Paik), Marsha Thomason (Naomi Dorrit)
• Co-Starring: Alexis Rhee (Older Woman), John Shin (Mr. Kwon), Esmond Chung (Paik's Associate), Jean Chung (Paik's Secretary)
• Written By: Edward Kitsis & Adam Horowitz
• Directed By: Frederick E.O. Toye

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke)
• Guest Starring: Nestor Carbonell (Richard Alpert), Mira Furlan (Danielle Rousseau), M.C. Gainey (Tom), Kevin Tighe (Anthony Cooper), Marsha Thomason (Naomi Dorrit)
• Co-Starring: Kimberley Joseph (Cindy)
• Written By: Damon Lindelof & Carlton Cuse
• Directed By: Eric Laneuville

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke)
• Guest Starring: Nestor Carbonell (Richard Alpert), Andrew Divoff (Mikhail Bakunin), M.C. Gainey (Tom), Jon Gries (Roger Linus), Doug Hutchison (Horace), Samantha Mathis (Olivia), Carrie Preston (Emily Linus), Tania Raymonde (Alex Rousseau), Marsha Thomason (Naomi Dorrit)
• Co-Starring: Sterling Beaumon (Young Ben), Madeline Carroll (Annie), Jenn Boneza (Dharma Welcomer), Gregory Suenaga (Dharma Representative #1), Diamante Kielo (Dharma Representative #2)
• Written By: Elizabeth Sarnoff & Drew Goddard
• Directed By: Bobby Roth

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke)
• Guest Starring: Sam Anderson (Bernard Nadler), Blake Bashoff (Karl), L. Scott Caldwell (Rose Henderson), John Henry Canavan (Simon Pace), Nestor Carbonell (Richard Alpert), Mira Furlan (Danielle Rousseau), Andrea Gabriel (Nadia), Brian Goodman (Ryan Pryce), Neil Hopkins (Liam Pace), Tracy Middendorf (Bonnie), Lana Parrilla (Greta), Tania Raymonde (Alex Rousseau), Marsha Thomason (Naomi Dorrit)
• Co-Starring: Jeremy Shada (Young Charlie), Zack Shada (Young Liam), Joshua Hancock (Roderick)
• Written By: Edward Kitsis & Adam Horowitz
• Directed By: Stephen Williams

• Narrated By: Kyle MacLachlan
• Commentary By: Damon Lindelof & Carlton Cuse

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke)
• Special Guest Star: Malcolm David Kelley (Walt Lloyd)
• Guest Starring: Sam Anderson (Bernard Nadler), Blake Bashoff (Karl), Julie Bowen (Sarah), L. Scott Caldwell (Rose Henderson), Nestor Carbonell (Richard Alpert), Roxanne Day (Diane), Andrew Divoff (Mikhail Bakunin), Mira Furlan (Danielle Rousseau), M.C. Gainey (Tom), Brian Goodman (Ryan Pryce), James Lesure (Dr. Hamill), Tracy Middendorf (Bonnie), Lana Parrilla (Greta), Tania Raymonde (Alex Rousseau), Marsha Thomason (Naomi Dorrit)
• Co-Starring: Kate Connor (E.R. Doctor), Kathleen M. Darcy (Flight Attendant), Ariston Green (Jason), Dustin Geiger (Matthew), Joah Buley (Luke)
• Written By: Carlton Cuse & Damon Lindelof
• Directed By: Jack Bender

• Starring: Naveen Andrews (Sayid), Henry Ian Cusick (Desmond), Emilie de Ravin (Claire), Michael Emerson (Ben), Matthew Fox (Jack), Jorge Garcia (Hurley), Josh Holloway (Sawyer), Daniel Dae Kim (Jin), Yunjin Kim (Sun), Evangeline Lilly (Kate), Elizabeth Mitchell (Juliet), Dominic Monaghan (Charlie), Terry O'Quinn (Locke)
• Guest Starring: Sam Anderson (Bernard Nadler), Blake Bashoff (Karl), L. Scott Caldwell (Rose Henderson), Andrew Divoff (Mikhail Bakunin), Mira Furlan (Danielle Rousseau), M.C. Gainey (Tom), Nigel Gibbs (Funeral Director), Brian Goodman (Ryan Pryce), James Lesure (Dr. Hamill), Tracy Middendorf (Bonnie), Lana Parrilla (Greta), Tania Raymonde (Alex Rousseau), Marsha Thomason (Naomi Dorrit), Sonya Walger (Penny Widmore)
• Co-Starring: Larry Clarke (Customer), Loreni Delgado (Pharmacist), Ariston Green (Jason)
• Written By: Carlton Cuse & Damon Lindelof
• Directed By: Jack Bender