A young couple live under a café in Paris that, unknown to them, is owned by a brutal blackmailer. When he is murdered, they fall under suspicion. However, the husband's father, an amateur detective, believes in their innocence and sets out to find who really killed the blackmailer.
Horace Hodges
as Lucien Borell
Franklin Dyall
as Max Levine
Hugh Williams
as Philip Borell
Heather Angel
as Annette Lefevre
Austin Trevor
as Paul deLisle
Kay Hammond
as Margot
Edmund Willard
as Alexandre
Arthur Hambling
as Inspector Brichot
Reginald Purdell
as Tino
Binnie Barnes
as Therese
Charles Costello
as
John Deverell
as
