Matthew Fox Dr. Jack Shephard Actor Evangeline Lilly Kate Austen Actor Ian Somerhalder Boone Carlyle Actor Dominic Monaghan Charlie Pace Actor Jorge Garcia Hugo "Hurley" Reyes Actor Maggie Grace Shannon Rutherford Actor Malcolm David Kelley Walt Lloyd Actor Naveen Andrews Sayid Jarrah Actor Harold Perrineau Michael Dawson Actor Josh Holloway James "Sawyer" Ford Actor Terry O'Quinn John Locke Actor Daniel Dae Kim Jin Kwon Actor Kim Yun-jin Sun Kwon Actor Emilie de Ravin Claire Littleton Guest Star William Mapother Dr. Ethan Rom Guest Star Fredric Lehne Marshal Edward Mars Guest Star L. Scott Caldwell Rose Nadler Guest Star Mira Furlan Danielle Rousseau Guest Star John Terry Christian Shephard Guest Star Michelle Arthur Flight Attendant No. 3 Guest Star J.J. Abrams Executive Producer, Writer, Director Damon Lindelof Executive Producer, Writer Bryan Burk Executive Producer David Fury Writer Carlton Cuse Writer Jeffrey Lieber Writer Janet Tamaro Writer Edward Kitsis Writer Jack Bender Director Javier Grillo-Marxuach Writer Kevin Hooks Director Stephen Williams Director Leonard Dick Writer Tucker Gates Director Greg Yaitanes Director Brent Fletcher Writer Jennifer Johnson Writer