Anthony Oliver as Don Ross

David Graham as Johnny

George Murcell as Diamond

Victor Maddern as Len

Miriam Karlin as Connie Williams

Terence Brook as Harry

Patricia Heneghan as Joan Ross

Ferdy Mayne as Miles

Geoffrey Denton as Butler

Arthur Rigby as Sergeant Pearson

Harry Towb as Paddy

J. Mark Roberts as Phillips

Donald Tandy as Basher

Bill Sawyer as Lorry Driver

Peter Diamond as Escort

David Sale as Youth

Terry Bale as Youth

William Kerwin as Martin (uncredited)