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 Shannon Rutherford Ana Lucia Cortez Daniel Faraday 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 Libby Smith Keamy Nikki Fernandez Mikhail Karl Ilana Gault (Freighter Cap Ethan Rom Mr. Friendly (Tom) Pickett Anthony Cooper Paulo Dr. Arzt Naomi
Original Character Sarah Walt Lloyd Liam Pace Yemi Richard Malkin Cassidy Kevin Callis Annie Helen Norwood Christian Shephard Nadia Tom Brennan Isabella Dave