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