Thriller Mystery Comedy
Allied spies and Nazi Agents insinuate themselves at a Scottish cottage (converted to a wartime hospital) with interests on an inventor's nearly perfected bomb sight.
Directed by
Anthony Asquith
John Mills
Flt·Lieut. Perry
Peter Gawthorne
Senior RAF Officer (uncredited)
George Cole
Ronald
Alastair Sim
Charles Dimble
Wally Patch
Evans
Muriel George
Mrs. Trimm
Jeanne De Casalis
Mrs. Barrington
Hay Petrie
Dr. Truscott
Arthur Hambling
Scotland Yard Inspector (uncredited)
Catherine Lacey
Mrs. Stokes
Leslie Banks
John Barrington
Brefni O'Rorke
Scottish Police Inspector (uncredited)
Muriel Aked
Miss Fernery
Frank Cellier
John Forest
Carla Lehmann
Helen Barrington (as Carla Lehman)
Sydney Tafler
RAF Officer (uncredited)
Michael Wilding
Alan Trently
Annie Esmond
Lady Wrapping Parcels For The Bazaar (uncredited)
Roddy Hughes
German Agent (uncredited)
Sydney King
Ministry Official (uncredited)
Charles Rolfe
German Agent (uncredited)
Ben Williams
Scottish Fisherman (uncredited)

Your rating