Tom Cruise will do his "most difficult stunts" in 'Mission: Impossible - Fallout'. The movie's director Christopher McQuarrie has revealed that Tom - who famously does his own stunts in the 'Mission: Impossible' film series - is set to take on the toughest that he's had to do so far for the new instalment. Some of the most challenging stunts he's ever done. He said: "I work with people that I respect, and I want to work with fun people and hardworking people.