Jo Van Ronkel

A crooked lawyer trying to cheat a young girl out of her inheritance tries to convince a sea captain to help him. Re-released in 1939 as "Phantom Submarine U-67."

When a flower girl is kidnapped by a deranged White Russian, to impersonate the missing Princess Anastasia Romanoff while under his hypnotic spell, the French police attempt to solve the case with forensic method and the aide of a gentleman thief.

A novelist and his younger brother fall in love with the same woman.