When Hamburg ship's mate Klaus Brandt catches a thief one night at the port, his downfall is pre-ordained. For the thief turns out to be a young, attractive woman and the otherwise upright sailor allows her to slip away. Jenny is the star of a local dive bar, with a side-line in smuggling.

• Jenny Jugo
• Willy Fritsch
• Fritz Rasp
• Wolfgang Zilzer
• Tonio Gennaro
• Otto Kronburger
• Walter Seiler
• Charly Berger