Tom Cruise Ethan Hunt Philip Seymour Hoffman Owen Davian Ving Rhames Luther Billy Crudup Musgrave Michelle Monaghan Julia Jonathan Rhys Meyers Declan Keri Russell Lindsey Farris Maggie Q Zhen Simon Pegg Benji Eddie Marsan Brownway Laurence Fishburne Theodore Brassel Bahar Soomekh Davian's Translator Jeff Chase Davian's Bodyguard Michael Berry Jr. Julia's Kidnapper Carla Gallo Beth Bellamy Young Rachael Paul Keeley Ken Jane Daly Julia's Mother Greg Grunberg Kevin Sabra Williams Annie Rose Rollins Ellie Sasha Alexander Melissa Tracy Middendorf Ashley Aaron Paul Rick Kathryn Fiore Party Goer