Snowden, who has been charged with committing espionage against America, is currently holed up at an airport in Moscow, Russia as he tries to seek asylum in Ecuador, reported Daily Star.
"This is a movie that's playing out before our eyes, even though we can't see anything... Like my last big movie, Salt, it's a story where you're not quite certain if you're dealing with a heroine or a villain...
You can speculate he's (Snowden is) motivated by complete unselfish motives through belief in protecting worldwide public interests. Or you can speculate he was himself a victim of knowing that notoriety might bring him immortality... In his own mind, he's obviously a hero. But what is truly motivating him? Does he want to be a 15-minute celebrity? Is it fame or fortune?," he said.
However, Noyce is hoping to get started on the project soon and he has his sights set on securing Hemsworth for the part.
"He's perfectly positioned as a rising star. I think he'll probably be one of the great ones. His older brother, Chris, could also play him but Liam looks more like an everyman. I think he'd be perfect.