Hansi Kraus as Pepe Nietnagel

Peter Alexander as Dr. Peter Bach

Heintje Simons as Jan

Theo Lingen as Oberstudiendirektor Dr. Gottlieb Taft

Gerlinde Locker as Julia Schumann

Werner Finck as Ministerialdirektor von Schnorr

Rudolf Schündler as Studienrat Dr. Arthur Knörz

Ruth Stephan as Studienrätin Dr. Mathilde Knörz

Hans Terofal as Pedell Georg Bloch

Carola Höhn as Frau Nietnagel

Alexander Golling as Studienprof. Blaumeier

Harald Juhnke as Referent

Jutta Speidel as Schülerin

Wolfgang Gruner as Kurt Nietnagel

Pierre Franckh as Schüler

Kristina Nel as Schülerin