As a gang of classy jewel thieves hop from one European country to another, an engineer rescues a woman from their clutches.
Brigitte Helm
Olga
Gustaf Gründgens
Alexander
Wolfgang Liebeneiner
Pierre
Kurt Vespermann
Fred
Ernst Dumcke
Kommissar Léron
Jakob Tiedtke
Juwelier Dergan
Max Gülstorff
Professor Ronnay
Paul Henckels
Rudolf Biebrach
Der alte Gaston
Elfriede Jera
Marietta
