Pepe Notnagel (who inexplicably had his name changed from the first movie's Nietnagel) and his classmates scheme to get around doing any actual school work by cheating or sending their teachers to the sanatorium. A Swiss documentary film maker disguises himself as his brother in law, who got a position as an exchange teacher, to aid his project of making a movie about the current youth.
Peter Alexander
Hansi Kraus
Hannelore Elsner
Theo Lingen
Willy Millowitsch
Balduin Baas
Rudolf Schündler
Sabine Bethmann
Inge Wolffberg
Hans Terofal
Johanna König
Achim Strietzel
Heintje Simons
Edith Schollwer
Gerd Vespermann
Heidrun Hankammer
Joachim Teege