A woman's idle remark about her son has devastating consequences when she is overheard by a nazi spy. Thorold Dickinson's eerily credible account of Fifth Column activity started life as a propaganda short, only to be expanded (at the MOI's behest) into a feature on the dangers of careless talk.
The Next of Kin
Wartime propaganda piece giving the warning "Be like Dad, Keep Mum". A gossipy housewife is overheard talking about what her son is doing by a Nazi spy.