After escaping a calamitous train crash, Ethan realizes The Entity is stashed aboard an old Russian submarine, but a foe from his past named Gabriel is also on the trail.
Tom Cruise
as Ethan Hunt
Ving Rhames
as Luther Stickell
Simon Pegg
as Benjamin 'Benji' Dunn
Hayley Atwell
as Grace
Vanessa Kirby
as The White Widow
Esai Morales
as Gabriel
Pom Klementieff
as Paris
Henry Czerny
as Eugene Kittridge
Mariela Garriga
as Marie
Holt McCallany
as Secretary of Defense Bernstein
Janet McTeer
as
Nick Offerman
as Sydney
