"A teenager named Kurrat mysteriously disappears from a German boys' school. Then a teacher is found dead; the mystery grows."
Joachim Fuchsberger
as Hendriks
Konrad Georg
as Helmut Fromm
Horst Tappert
as Inspector Klevenow
Arthur Richelman
as Kurrat
Petra Schürmann
as Ms. Gabert
Karin Hübner
as Ms. Muhl
Bruno Dallansky
as Muhl
Hilde Brand
as Lonny
Robert Meyn
as Principal
Paul Albert Krumm
as Stallmann
Frithjof Vierock
as Sickelcka
Till C. Hagen
as Genschke
Peter Guntermann
as Jonigkeit
Dagobert Walter
as Lünzmann
Arno Jürging
as Mangold
Peter Frank
as Meincke
Gunther Beth
as Hensen
Horst Warning
as Krützmacher
Egon Schäfer
as Cohrsen
Otto Stern
as Wilhelm Kurrat
Joachim Rake
as
Wolfgang Stumpf
as Stranger
Alfred Vohrer
Director
Manfred Purzer
Screenplay
Paul Hendriks
Novel
Luggi Waldleitner
Producer
Erwin Gitt
Executive Producer
Hans-Martin Majewski
Music
Ernst W. Kalinke
Cinematography
Susanne Paschen
Editor
Max Mellin
Art Direction
Ina Stein
Costume Design
Josef Coesfeld
Makeup Artist
Franz Achter
Production Manager
Eva Ebner
Assistant Director
Gunther Kortwich
Sound