as Detective (Uncredited)
as Captain Troubridge
as Bill (uncredited)
as Manning (uncredited)
as London Policeman
as Peter Stegman
as Hotel Clerk (uncredited)
as Squadron Leader (uncredited)
as Radio Announcer
as Campbell - Mountie at Post (uncredited)
as Breeze Nolan
as Nurse (uncredited)
as MacRae
as Sven - Whaler Crewman
as Captain
as Sub Capt. Jackson [Chs. 7, 9]
as Drake
as R.A.F. Pilot
as (uncredited)
as Gangster (uncredited)
as Pilot (uncredited)
as Sam Elkins
as Submarine commander
as Jim Osborne
as Mark Phillips
as Hotel Clerk
as Miller
as Dick Wilson
as Jerry
as Mr. Koberly
as Second Partner
as George
as Constable Whiteside
as Joe - Henchman
