Samuel Henry John "Sam" Worthington is an Australian actor, best known for the portrayals of Jake Sully in Avatar
, Marcus Wright in Terminator Salvation
and Perseus in Clash of the Titans
and its sequel, Wrath of the Titans, and Alex Mason in the video game Call of Duty: Black Ops and its sequel Call of Duty: Black Ops II.
In 2004, Worthington received Australia's highest film award for his lead performance in Somersault. He performed predominantly in leading roles in a variety of low-budget films before moving to major studio films, ranging from romantic drama and comedy-drama to science fiction and action.