Overview
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.
Cast & Crew
Director: Thorold Dickinson
Cast: Mervyn Johns, Nova Pilbeam, Reginald Tate, John Chandos, Stephen Murray, Jack Hawkins, Geoffrey Hibbert, Philip Friend, Phyllis Stanley, Mary Clare, Basil Sydney, Joss Ambler
