En plongée

En plongée was a 1926 French film directed by Jacques Robert. It was based on Fragments d'épaves, a novel by Bernard Frank. It was shot in Monaco, but set in Brittany. It is a spy film.

It was reviewed in Cinémagazine in 1928.

Cast

 * Lilian Constantini - La princesse Nouriskine
 * Daniel Mendaille - Maurice de Vergnes, un officier de marine
 * Pierre Alcover - Howell
 * Olga Noël - Anna Guérec de Vergnes, la femme de Maurice
 * Mathilde Alberti - Moussia Fedorovna, une espionne, l'ex fiancée de Maurice
 * Harry Arbell - Le Bozec
 * Claire Darcas - Madame Howell
 * Boris de Fast John
 * Henri Desmarets - Karl
 * Jean Napoléon Michel - Frantz
 * Pierre Séguier - Pierre