Christiane Hörbiger as Hanni Winter

Erwin Steinhauer as Diplom-Ingeneur Öhler

Hary Prinz as Laszlo Varga

Franziska Weisz as Karin

Peter Matic as Richter Pammer

Lotte Ledl as Frau Fischbach

Michael König as Leo Winter

Dorothee Hartinger as Beate Varga

Heinz Marecek as Prof. Gustl Bayer

Gertrud Roll as Schwester Agathe