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