Leo Genn as Peter Howard

David Tomlinson as Phil

Anthony Steel as John Clinton

David Greene as Nick Bennett

Peter Burton as Nigel

Patrick Waddington as Group Capt. Wardley

Michael Goodliffe as Robbie

Anthony Dawson as Pomfret

Bryan Forbes as Paul

Peter Finch as Australian in Hospital

Philip Dale as Bill White

Dan Cunningham as David

Russell Waters as 'Wings' Cameron

Franz Schafheitlin as Camp Commandant

Lis Løwert as Kamma

Jacques Brunius as André

Meinhart Maur as Hotel Proprietor

Walter Gotell as François - The Follower

George Hilsdon as German Sentry (uncredited)

Bill Travers as Prisoner (uncredited)

Jack Carter as Watchtower Guard (uncredited)