"A German spy is dispatched to Britain to search out targets for a planned invasion."
Edmund Gwenn
as Tom Brown
Mary Maguire
as Betty Brown
Paul Henreid
as Victor Brandt
Geoffrey Toone
as Peter Templeton
Richard Ainley
as Geoffrey Brown
Desmond Tester
as Billy Brown
Carl Jaffe
as Martin
Meinhart Maur
as Waldo
Mavis Villiers
as Dolly
Mark Lester
as Uncle Ben
Norah Howard
as Maggie
Albert de Courville
Director
Guy du Maurier
Theatre Play
C. Wilfred Arnold
Art Direction
Edward Knoblock
Writer
Lister Laurance
Editor
Louis Levy
Music Director
Neville E. Neville
Producer
A.W. Watkins
Sound Recordist
Rodney Ackland
Additional Dialogue
Ian Hay
Dennis Wheatley
Cyril J. Knowles
Director of Photography
Harry Davis
Mutz Greenbaum
