Top cast
Klaus Schwarzkopf
Professor Kolczyk
Elke Sommer
Miezi
Jürgen Prochnow
Bernd Ziegenhals
Ulla Jacobsson
Reinhild Kolczyk
Kristina Nel
Ginny Kolczyk
Walter Gross
Opa Melzer
Anita Kupsch
Sekretärin
Berta Drews
Mutter Braats
Otto Sander
Rulle Ruhlsdorff
Claus Theo Gärtner
Kronert
Peter Schiff
Kommissar Rannow
Ortrud Beginnen
Babsy
Wolf Roth
Hohenberg
Fritz Tillmann
Dr. Sievers
Tilo Prückner
Drögnitz
Gunther Beth
Kronert
Ulrich Bödecker
Max Giese
Directed by
Wolfgang Petersen
Written by
Manfred Purzer
Produced by
Luggi Waldleitner, Ilse Kubaschewski