Ensemble Kate Austen Jack Shephard James "Sawyer" Ford Claire Littleton Ben Linus Desmond Hume Sayid Jarrah Hugo "Hurley" Reyes Jin Kwon Richard Alpert Miles Straume MiB Sun Kwon Juliet Burke Frank Lapidus John Locke Ana Lucia Cortez Boone Carlyle Daniel Faraday Shannon Rutherford Michael Dawson Jacob Charlie Pace Charlotte Lewis
Penny Widmore Oceanic 6 The Others Vincent Bernard Nadler Rose Nadler Charles Widmore Aaron Littleton The Monster Mr. Eko Alex Rousseau 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