Dieter Borsche

as Richard Gerbrand

Ruth Leuwerik

as Hilde

Erich Ponto

as Prof. Dr. Gandolphi

Carl Wery

as Medizinalrat Dr. Bosch

Heinrich Gretler

as Bürgermeister Max Händel

Paul Bildt

as Dr. Riebold

Edith Schultze-Westrum

as Frau Riebold