Naveen Andrews Sayid Jarrah Actor Nestor Carbonell Richard Alpert Actor Emilie de Ravin Claire Littleton Actor Michael Emerson Ben Linus Actor Jeff Fahey Frank Lapidus Actor Matthew Fox Dr. Jack Shephard Actor Jorge Garcia Hugo "Hurley" Reyes Actor Josh Holloway James "Sawyer" Ford Actor Daniel Dae Kim Jin Kwon Actor Kim Yun-jin Sun Kwon Actor Ken Leung Miles Actor Evangeline Lilly Kate Austen Actor Terry O'Quinn John Locke Actor Zuleikha Robinson Ilana Actor Dominic Monaghan Charlie Pace Guest Star Henry Ian Cusick Desmond Hume Guest Star Jeremy Davies Daniel Faraday Guest Star Alan Dale Charles Widmore Guest Star Fionnula Flanagan Eloise Hawking Guest Star Sonya Walger Penny Widmore Guest Star Fisher Stevens George Minkowski Guest Star Sheila Kelley Zoe Guest Star Frederick Koehler Seamus Guest Star Kayren Butler Doctor Guest Star Ben Cain MRI Tech Guest Star Grisel Reyes Nurse Tyra Guest Star Sundra Oakley Lawyer Guest Star Haley Cook Widmore's Assistant Guest Star Jonathan Arthur Simmons Guest Star Gerard Elmore Clipboard Guy Guest Star Hannah Bell Nurse Guest Star Christopher McGahan Techie Guest Star Steve Boatright Goon Guest Star J.J. Abrams Executive Producer Damon Lindelof Executive Producer, Writer Bryan Burk Executive Producer Carlton Cuse Writer Jack Bender Director