On the island, Widmore subjects Desmond to a large amount of electromagnetic energy as an experiment. In the flash sideways, Desmond, with the aid of Charlie, starts to have visions of his life in the original timeline.
Quest roles:
Dominic Monaghan(Charlie Pace), Jeremy Davies(Daniel Faraday), Alan Dale(Charles Widmore), Sonya Walger(Penelope Hume), Fionnula Flanagan, Fisher Stevens(George Minkowski), Grisel Toledo(Susie Lazenby), Sheila Kelley(Zoe), Fred Koehler(Seamus), Steve Boatright(Officer), Jonathan Arthur(Simmons), Kayren Butler(Doctor), Sundra Oakley(Lawyer)