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