Ferdinand Marian as Professor Viktor Arnim

Margot Hielscher as Ilse Brand

Bruni Löbel as Ulla Brand, ihre Schwester

Paul Dahlke as Philipp Geiger, Pianist

Mady Rahl as Olivia Palm

Margarete Haagen as Tante Hermine

Beppo Brem as Willi Meier

Joseph Offenbach as Diener Albert

Margit Symo as Lola Bella