
A German wartime biography of Rudolf Diesel, inventor of the Diesel engine. The movie links the importance of the engine to the war by starting the movie with newsreel clips of German Navy U-boats in action.
Gerhard Lamprecht
Frau von Lorrenz

Hubert von Meyerinck
Herr von Lorrenz

Werner Pledath
Prof. Linde
Herbert Gernot
Krumper

Walter Janssen
Prof. Barnickel
Karl-Heinz Peters
Ingenieur Scheuermann