Amongst those who live through the crash are several prominent characters; Jack (Matthew Fox), a skilled surgeon who becomes the unofficial
leader of the group; Kate (Evangeline Lilly), a beautiful, but tough woman with a dark past; Sayid (Naveen Andrews), a
former Iraqi soldier who is good with electronics; Michael (Harold Perrineau), a head - strong man who has just recently taken custody of his son, Walt (Malcom David Kelley); Claire (Emilie de Ravin), a young woman who is 8 - months pregnant; Charlie (Dominic Monaghan), a washed - up rock star who clings to his
band's one hit; Jin (Daniel Dae Kim) and Sun (Yoon - jin Kin), a Korean couple who don't speak English; Hurley (Jorge Garcia), an obese young man who is very laid back; Locke (Terry O'Quinn), a man who seems to know about hunting and weapons; Sawyer (Josh Holloway), a scoundrel who hordes items he finds in the wreckage; and Boone (Ian Somerhalder) and Shannon (Maggie Grace), spoiled rich - kids siblings.
While this carnage unfolds, CIA station chief Carrie Mathison (Claire Danes),
former CIA
leader Saul Berenson (Mandy Patinkin) and a
band of Marines are pinned down by snipers in another part of Islamabad.