Fritz Tillmann
— Dr. Hans Scholz
Paul Bildt
— Chairman Mauch
Helmuth Hinzelmann
— Gen. Schirrwind
Yvonne Merin
— Claudia Mauch
Hans-Georg Rudolph
— Director Tilgner
Inge Keller
— Edith Scholz
Albert Garbe
— Uncle Karl Scholz
Brigitte Krause
— "Kaetchen" Scholz
Willy A. Kleinau
— Dr. Lawson
Eva Pflug
— Mabel Lawson
Theodor Vogeler
— Dr. Huttenraub
Herwart Grosse
— Von Decken
Käthe Scharf
— Frau Scholz, Hans' wife
Karl-Heinz Deickert
— Dieter Scholz
Helene Riechers
— Frau Scholz, Hans' mother
Arthur Wiesner
— Herr Scholz, Hans' father
Agnes Windeck
— Frau Mauch