

A wrongfully jailed man vanishes into the fog—and Britain's class system becomes his real prison.
When Matt Denant (Gerald de Maurier) finds himself wrongly imprisoned for manslaughter, he takes an opportunity to escape from jail during a foggy day and is forced to rely on the goodwill of local people to remain a fugitive of the law.
Acting
Gerald du Maurier's understated desperation anchors every scene.
Direction
Basil Dean turns English landscapes into moral minefields.
Cinematography
Fog as character—obscuring both vision and truth.
Director
Basil Dean
Trivia, insights & behind the scenes
Gerald du Maurier was Daphne du Maurier's father; his theatrical fame made this a prestige project for RKO's British unit.
The film's sympathetic fugitive premise shocked some censors, making it a rare pre-Code British thriller that questioned authority rather than celebrating it.