PHOTOS: Sam Worthington Promotes 'Avatar' Across the Pond

Sam Worthington is all about the big blockbusters. The Terminator: Salvation hunk/ Australian born actor left his London hotel yesterday after a long day of press promotional interviews for his latest film Avatar. In the James Cameron epic, Sam plays Jake Sully, a war veteran who was selected for the Avatar program because his twin brother died. The 20th Century Fox film cost about $500 million in production.