The countdown to the premiere of the much-anticipated FlashForward has officially started! Ahead of its US debut next Thursday, ABC have released some shiny new promo shots of the cast including Joseph Fiennes (Mark), John Cho (Demetri), Sonya Walger (Olivia) and Dominic Monaghan (Simon). UK fans need not wait too long to see the show either: Five has fasttracked the drama and will air the first episode Monday, September 28. In the mean time, click below to take a look through Digital Spy's gallery of the main cast.