During the final days of the Second World War, British intelligence sends an agent to Berlin to try to discover the secrets of Nazi Germany's nuclear weapons program.

• Franz Seitz Filmproduktion
• Dawn Addams
• Joachim Fuchsberger
• Wera Frydtberg
• Paul Dahlke
• Hans Nielsen
• Werner Peters
• Monika Dahlberg
• Paul Albert Krumm