Dudley Foster

as Heather (archive footage)

as Jonathan

as Grimthorpe

as Eberkopf / Strange passenger

as Mr. Mayhew

as Inspector Hook

as Symes

as Chief Supt. Vyvyan

as Heather

as Tom Fenton

as Sir George West

as Grimshaw

as Darkly

as Federman

as Darkly

as Mr. Green

as Hector Kenley

as Leo

as Whitsun

as Caven

as Blueskin

as Inspector Clay

as James Hughes

as Antrobus

as Ernest Fox

as Frank

as Home Secretary

as Supt. Carter

as Philip Teasdale

as Major Thursby-Byers

as Mr. Paggot

as Antrobus

as The Expert

as Kirill

as Adam Harpur

as Eisenring

as Peter Dexter

as Jones

as Detective Sergeant Keirnan

as Hugo

as Mr. Goat

as Parker

as Giorgio

as Gestapo Agent (uncredited)

as Tom Fenton