The search for a child murderer drags a once-respected detective into an all-consuming obsession.
Heinz Rühmann
as Oberleutnant Matthäi
Sigfrit Steiner
as Det. Feller
Siegfried Lowitz
as Lt. Heinzi
Michel Simon
as Jacquier
Heinrich Gretler
as Polizeikommandant
Gert Fröbe
as Schrott
Berta Drews
as Frau Schrott
Ewald Balser
as Prof. Manz
María Rosa Salgado
as Frau Heller
Anita von Ow
as Annemarie Heller
Barbara Haller
as Ursula Fehlmann
Emil Hegetschweiler
as Gemeindepräsident
