character - Member of Atomic Commission

character - Sir Kenneth Clarke (uncredited)

character - Uncle

character - Hempseed

character - Lodging House Keeper

character - Policeman (uncredited)

character - Gamekeeper (uncredited)

character - Plainclothes Man on Train (uncredited)

character - 1st I.R.A. Man

character - MI5 Man (uncredited)

character - 1st Driver

character - Inspector Burns

character - Johnson

character - Police Sergeant Sherwood