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