Robert Ancelin

The captain of a Marseille freighter suspects his wife of cheating on him with his childhood friend. The ulcerated wife decides to take a trip with her sister and this friend, and registers herself under a false name on her husband's boat. A disaster caused by the fog reveals to the household their love for each other.

Robert Shaw slaughters his wife's lover and runs away with his secretary Jacqueline. Helped by a French trapper who takes them for film-makers, they hide in Northern Canada.