as Capt. Samuel Murdock
as Lieut. Fergus McKenzie
as Redman
as Editor Richard Daniels
as Sergeant (uncredited)
as Major Severn
as G. G. Temple
as Dr. Barth
as BBC Radio Announcer (voice) (uncredited)
as Mr. Lang, government agent
as Lord J.B. Abbington
as Inspector Kendricks
as Captain (uncredited)
as Col. Crawson
as Karl
as Astrologer
as Dr. McBain
as Gavin Gore
as Booth Pennock
as Nazi Major
as Phillip Musgrave
as Captain Griffiths (uncredited)
as Melling
as Physician (uncredited)
as Chalmers
as Capt. Bibberbeigh
as Herbert Willett
as Maj. Lee - Doctor (uncredited)
as Pilot (uncredited)
as Henderson
as Herr Joyce / Lord Haw-Haw
as William Forsythe
as Capt. Strong
as Prentiss Johns
as Herbert Evans
as Dr. Philip Gray
as Weldon Laydon
as Captain Perry (Uncredited)
as Dutch Military Messenger (uncredited)
as Bagley
as Leicester
as Madden
as Oliver Jenkins
as Mr. Wallingford
as Passenger Describing His Dream
as Harry
as MacFadden
as Rutledge
as Plainclothesman
