Detective Sexton Blake takes on Nazi spies while solving a series of crimes.
David Farrar
Sexton Blake
Dennis Price
Dick Warren
Pamela Stirling
Stella Duncan
Julien Mitchell
James Duncan (as Julian Mitchell)
Cyril Smith
P.C. Morgan
Ferdy Mayne
Paul Dacier
Dennis Arundell
Phillip Rainsford
Johnnie Schofield
Purvis
Paul Croft
Marat
Kynaston Reeves
Beales
John Harlow
Director
Denis Johnson
Assistant Director
Louis H. Jackson
Producer
C. Wilfred Arnold
Art Direction
Lito Carruthers
Editor
Maude Churchill
Wardrobe Supervisor
James Wilson
Cinematography
Writer
