Quantic Dreams’ David Cage announced that Willem Dafoe, the american actor, will star in the game.
Willem Dafoe will play the role of Nathan Dawkins, a government scientist working with Jodie, who is played by Ellen Page, to analyze her strange powers.
Here's a gameplay trailer from an early stage of the game in which the two characters meet for the first time. And a video with Dafoe discussing his role.
