Curd Jürgens
as Hans Collin
Hans Christian Blech
as Wilhelm Urack
Thekla Carola Wied
as Christine Roth
Armin Mueller-Stahl
as Andreas Roth
Manfred Inger
as Dr. Pollak
Margot Werner
as Nine Collin
Tilli Breidenbach
as Röschen Urack
Peter Kuiper
as Prof. Gerlinger
Hannes Messemer
as Havelke
Werner Stocker
as Peter Urack
Charlie Rinn
as Wiedröcker
Edith Krüger
as Schwester Gundula
