A German scientist murders his fiancée during World War II when he learns that she has been selling the results of his secret research to the enemy.

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Main Cast: Peter Lorre, Karl John, Helmuth Rudolph, Johanna Hofer, Renate Mannhardt, Eva Ingeborg Scholz, Peter Ahrweiler, Gisela Trowe, Richard Münch, Lotte Rausch

Director: Peter Lorre

Writers: Axel Eggebrecht, Benno Vigny, Peter Lorre

Editor: Carl Otto Bartning

Cinematographer: Václav Vích

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