When the mathematics teacher discovers a love letter from his daughter, family father Felix Schneider is suspected of having a secret lover.
as Dr. Felix Schneider
as Professor Karl Stieglitz
as Paul Fellmeier
as Olga Fellmeier
as Lilli Schneiders Mutter
as Hilde
as Hertha Nepalek
as Lilli Schneider
as Brigitte Schneider
as Marie (Dienstmädchen)
as Rosi Stieglitz
as Dr. Haberer
as Herr Kraus
