* Toby Stephens as Squadron Leader John Rawlings
* Tom Hardy as Flight Lieutenant Robert Doe
* Eddie Marsan as Flight Lieutenant John Buckley
* Michael Fassbender as Flight Lieutenant Franz von Werra
* Jamie Foreman as Sergeant James "Dixie" Deans
* Shaun Dingwall as Sergeant Tom "Shuggy" Sugden
* Richard Lintern as Group Captain Douglas Bader
* David Warner as Mr. Smith
* Ruth Bradley as Mrs. Foxley
* Natalia Dormer as Mrs. Rawlings
* Charlotte Riley as Mrs. Buckley