Dudley Foster

as Symes

as Detective Sergeant Keirnan

as Mr. Green

as Supt. Carter

as Leo

as Federman

as Gestapo Agent (uncredited)

as Caven

as Peter Dexter

as Home Secretary

as Tom Fenton

as Grimshaw

as Darkly

as Mr. Goat

as Parker

as Jones

as Heather

as Hector Kenley

as Major Thursby-Byers

as Mr. Paggot

as Chief Supt. Vyvyan

as Eisenring

as Adam Harpur

as Ernest Fox