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Albrecht Schoenhals
as Dr. Clemens Diersberg
Gustav Diessl
as Alexander Diersberg, sein Stiefbruder
Rudolf Schündler
as Peter Brack
Olga Limburg
as Leontine Diersberg
Anneliese Uhlig
as Verena Wieland, Musikstudentin
Sabine Peters
as Ebba Hartwig, Laborantin
Camilla Horn
as Dina Horster
Alfred Neugebauer
as Thomas Horster
Werner Pledath
as Dr. Walter Junghans
Werner Scharf
as Rodegger
Dorit Kreysler
as Lizzie
Josefine Dora
as Mutter Teetje
Otto Linnekogel
Director
