Lots of slogans such as "Be like Dad, Keep Mum" and "Keep it under your Hat" are visible on the walls in various scenes to reinforce the plot of this British wartime movie illustrating how gossipy talk can result in unknowingly giving valuable information to Nazi spies.
Thorold Dickinson
Michael Balcon
Angus MacPhail
Basil Bartlett
Thorold Dickinson
Ernest Palmer
William Walton
Mervyn Johns
No 23: Mr Davis
Nova Pilbeam
Beppie Leemans
Reginald Tate
Maj. Richards
John Chandos
No 16
Stephen Murray
Mr. Barratt
Jack Hawkins
Brigade Major Harcourt
Geoffrey Hibbert
Pvt. John
Philip Friend
Lt. Cummins
Phyllis Stanley
Miss Clare
Mary Clare
Mrs. Webster
Basil Sydney
Naval captain
Joss Ambler
Mr Vemon
... and 24 more
CinemaSerf
This isn't so much an action film, as a series of scenarios that convey a message to the watching public that "careless talk costs lives". It started out life as a training film and you can tell by the rather clunky editing that director Thorold Dickinson was thinking on his feet as this project aim...
Army Kinematograph Service
Ealing Studios