Guest
| - Alan Dale as Charles Widmore, Malcolm David Kelley as Walt Lloyd, Lance Reddick as Matthew Abaddon, Zuleikha Robinson as Ilana, Saïd Taghmaoui as Caesar
- Sam Anderson as Bernard Nadler, L. Scott Caldwell as Rose Nadler, Nestor Carbonell as Richard Alpert, Alan Dale as Charles Widmore, Tom Irwin as Dan Norton, William Mapother as Ethan Rom, Sonya Walger as Penelope Widmore, Sean Whalen as Neil "Frogurt"
- Sterling Beaumon as Young Ben, Nestor Carbonell as Richard Alpert, Alan Dale as Charles Widmore, Jeff Fahey as Frank Lapidus, Melissa Farman as Young Rousseau, Brad William Henke as Bram, Matt Hoffman as Jed, Tania Raymonde as Alex, Zuleikha Robinson as Ilana, Saïd Taghmaoui as Caesar, Sonya Walger as Penelope Widmore
- Reiko Aylesworth as Amy, Nestor Carbonell as Richard Alpert, Patrick Fischler as Phil, Doug Hutchison as Horace Goodspeed, Kevin Rankin as Jerry
- Doug Hutchison as Horace Goodspeed, Zuleikha Robinson as Ilana, Reiko Aylesworth as Amy, Sterling Beaumon as young Ben, Patrick Fischler as Phil, Eric Lange as Radzinsky, Jon Gries as Roger Linus, William Sanderson as Oldham, Sayed Bedreya as Hassan Jarrah, Xavier Raabe-Manupule as Sayid's brother, Dmitri Boudrine as Ivan, Michael Hardy as Floyd, Joe Toro as bartender, Achilles Gacis as guy in car, Anthony Keyvan as young Sayid
- Tim deZarn as Trevor, Patrick Fischler as Phil, Jon Gries as Roger Linus, Brad William Henke as Bram, Doug Hutchison as Horace Goodspeed, Eric Lange as Stuart Radzinsky, Dean Norris as Howard Gray, Marsha Thomason as Naomi Dorrit, Simon Elbling as Field supervisor, Cody Gomes as Worker, Linda Rose Herman as Evelyn, Lance Ho as Young Miles, Leslie Ishii as Lara Chang, Francois Chau as Pierre Chang
- Nestor Carbonell as Richard Alpert, Kim Dickens as Cassidy, Doug Hutchison as Horace Goodspeed, Susan Duerden as Carol Littleton, Sterling Beaumon as young Ben, Patrick Fischler as Phil, Jon Gries as Roger Linus, William Blanchett[sic] as Aaron, Sebastian Siegel as Erik, Candace Scholz as Debra, Susan King as sweet young woman, Miko Franconi as grocery worker, Scott Moura as manager, Olivia Vickery as Clementine
- Nestor Carbonell as Richard Alpert, Francois Chau as Dr. Pierre Chang, Doug Hutchison as Horace Goodspeed, Patrick Fischler as Phil, Eric Lange as Stuart Radzinsky, David S. Lee as younger Charles Widmore, Alice Evans as younger Eloise Hawking, Leslie Ishii as Lara Chang, Sebastian Siegel as Erik, Kevin Chapman as Mitch, Elisabeth Blake as Vanessa, William Makozak as Captain Bird, Victoria Goring as Jeanette Lewis, Maya Henssens as young Charlotte
- Nestor Carbonell as Richard Alpert, Sonya Walger as Penelope "Penny" Widmore, Alan Dale as Charles Widmore, Francois Chau as Dr. Pierre Chang, Fionnula Flanagan as Eloise Hawking, Patrick Fischler as Phil, Eric Lange as Radzinsky, Sarah Farooqui as Theresa, Alice Evans as younger Eloise Hawking, Wendy Pearson as E.R. doctor, Todd Collidge as paramedic, Peggy Anne Siegmund as caretaker, Jennifer Sojot as E.R. nurse, Spencer Allyn as young Daniel Faraday, Michael Dempsey as foreman, Maya Henssens as young girl, Ariston Green as workman, Marvin DeFreitas as young Charlie, Brad Berryhill as anxious guy
- John Terry as Christian Shephard, Jeff Fahey as Frank Lapidus, Francois Chau as Dr. Marvin Candle, Said Taghmaoui as Caesar, Zuleikha Robinson as Ilana, Reiko Aylesworth as Amy, Sterling Beaumon as young Ben, Patrick Fischler as Phil, Molly McGivern as Rosie, Eric Lange as Radzinsky, Dan Gauthier as co-pilot, Sven Lindstrom as photographer
- Raymond J. Barry as Ray Shephard, Jeff Fahey as Frank Lapidus, Fionnula Flanagan as Eloise Hawking, Mary Mara as Jill, Zuleikha Robinson as Ilana, Saïd Taghmaoui as Caesar
- Nestor Carbonell as Richard Alpert, Imelda Corcoran as Abigail Spencer, Alan Dale as Charles Widmore, Sarah Farooqui as Theresa Spencer, Sonya Walger as Penelope Widmore
- Guillaume Dabinpons as Frenchman #1, Susan Duerden as Carole Littleton, Melissa Farman as Young Frenchwoman, Tom Irwin as Dan Norton, Marc Menard as Frenchman #2, Stephanie Niznik as Dr. Evelyn Ariza
- Sam Anderson as Bernard Nadler, L. Scott Caldwell as Rose Nadler, Nestor Carbonell as Richard Alpert, Kevin Chapman as Mitch, Alice Evans as Eloise Hawking, Jeff Fahey as Frank Lapidus, Patrick Fischler as Phil, Andrea Gabriel as Nadia, Jon Gries as Roger Linus, Brad William Henke as Bram, Eric Lange as Stuart Radzinsky, Mark Pellegrino as Jacob, Zuleikha Robinson as Ilana, John Terry as Christian Shephard, Titus Welliver as Man #2
- Michelle Rodriguez as Ana Lucia Cortez, Sam Anderson as Bernard Nadler, L. Scott Caldwell as Rose Nadler, Jeff Fahey as Frank Lapidus, Lillian Hurst as Carmen Reyes, Mary Mara as Jill, Cheech Marin as David Reyes, Sonya Walger as Penelope Widmore, Sean Whalen as Neil "Frogurt"
- Guillaume Dabinpons as Robert, Melissa Farman as Danielle Rousseau, Fionnula Flanagan as Eloise Hawking, June Kyoko Lu as Mrs. Paik, Marc Menard as Montand, John Terry as Christian Shephard
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