"Pepe Nietnagel's father has a valuable stamp collection stolen in Amsterdam. Street musician Pit recovers it. To show his gratitude, Pit is invited to Baden Baden and enters the Mommsen Gymnasium. There, he joins Pepe in his pranks."
Hansi Kraus
as Pepe Nietnagel
Heintje Simons
as Pit van Dongen
Theo Lingen
as Oberstudiendirektor Dr. Taft
Rudolf Schündler
as Oberstudienrat Knörz
Ralf Wolter
as Oberstudienrat Geis
Fritz Tillmann
as Kurt Nietnagel
Heinz Reincke
as Herr van Dongen
Hans Terofal
as Pedell Georg Bloch
Balduin Baas
as Oberstudienrat Blaumeier
Eva Maria Meineke
as Frau Dr. Knörz
Jutta Speidel
as Lydia Meier
Monika Dahlberg
as Fräulein Schmitz
Evelyn Opela
as Dr.Lang
Franz Muxeneder
as Wachtmeister
Carola Höhn
as Frau Nietnagel
Hugo Lindinger
as Förster
Charlotte Witthauer
as Mrs. Taft
Otto Vogler
as Mr. Vogler
Gerhard Acktun
as Apprentice
Josef Moosholzer
as Teacher
Marc Nissimoff
Franz Seitz Jr.
as Man with Hat
Werner Jacobs
Director
Producer
Peter Reimer
Director of Photography
Rolf A. Wilhelm
Original Music Composer
Gisela Haller
Editor
Screenplay