"An American is visiting Britain and finds himself in possession of a briefcase full of secret documents that the spies of many different countries seem determined to get."
Kent Taylor
as Ted O'Hara
Jane Hylton
as Joan Butler
Kathleen Byron
as Renee L'Epine
Karl Stepanek
as Zelinsky
Frederick Valk
as Otto Weber
Maurice Kaufmann
as Dan Flemying
Martin Boddey
as Squire Marlowe, the Wrestler
Arthur Lane
as Bob Hendon
Hugo Schuster
as Professor Henrik
John Boxer
as Inspector Dalton
Michael Ripper
as Bill Rymer
Michael Balfour
as Stevens
Alexander Field
as Train Porter
Vivienne Martin
as Lola
John Warren
as Bargee
Fred Griffiths
as Gymnasium Attendant
Terence Brook
as Man on Sofa
Patrick Dowling
as First Reporter
Arthur Bentlet
as Second Reporter
William N. Boyle
Producer
R.G. Springsteen
Director
John Seabourne Sr.
Editor
Charles Poulton
Sound
John Stoll
Art Direction
Basil Emmott
Cinematography
Ernest Gasser
Makeup Artist
Betty Baugh
Hair Designer
Kenneth R. Hayles
Writer
Paul Erickson
Lambert Williamson
Music