Rebel Wilson is joining Scarlett Johansson and Sam Rockwell in ?Thor: Ragnarok? director Taika Waititi?s Nazi Germany satire, ? Jojo Rabbit,? an individual with knowledge of the project told TheWrap. TheWrap initially broke the news that ? Jojo Rabbit? would be Waititi?s next film. He will also be stepping in front of the camera to star in the film as an imaginary version of Adolf Hitler.