Ensemble Jack Shephard Kate Austen Claire Littleton James "Sawyer" Ford Ben Linus Sun Kwon Hugo "Hurley" Reyes Jin Kwon Richard Alpert MiB Miles Straume Frank Lapidus Sayid Jarrah Desmond Hume Juliet Burke John Locke Charlie Pace Shannon Rutherford Daniel Faraday Boone Carlyle Michael Dawson Charlotte Lewis Jacob Ana Lucia Cortez
Aaron Littleton Penny Widmore The Monster The Others Vincent Oceanic 6 Rose Nadler Bernard Nadler Charles Widmore Mr. Eko Alex Rousseau Ethan Rom Danielle Rousseau Libby Smith Keamy Nikki Fernandez Anthony Cooper Paulo Mikhail Mr. Friendly (Tom) Dr. Arzt Gault (Freighter Cap Ilana Pickett Naomi Karl
Walt Lloyd Original Character Sarah Kevin Callis Liam Pace Cassidy Annie Richard Malkin Yemi Helen Norwood Tom Brennan Dave Isabella Christian Shephard Nadia