Stanley Meadows

as Lord Archibald Swanson

as Managing Director, Benthams

as Rosebloom

as Henry

as Ben Keller

as Det. Sgt. Carter

as Dominion Captain

as Lionel Smeed

as Inspector Keightley

as Det. Tom Grant

as Joe Hayes

as Sergeant White

as Dr. Norman Jones

as Bowen

as Gidney

as Police Intelligence Officer on Radio (uncredited)

as Attendant

as Douglas

as Eddie Rawlins

as Harry Solomons

as Ronnie Shyvers

as Inspector Ashton

as Lew Wilson

as Roddy Barker

as Harry Poole

as Windrop

as Birch

as David Price

as Ned Tallboy

as Bob Jackson

as Joe Rylands

as Henry

as Dave Simmonds

as Luther Harris

as Frank Landon

as Erskine

as 2nd German officer

as Dr. Norman Jones