Kummerow, a village in North East Germany, around 1900: Mean-spirited miller Düker wants to drive cowherd Krischan out of the village. Being popular with the local children, Krischan can rely on the help of schoolboys Martin and Johannes and their friends, who try to prevent the miller's plans by playing pranks on him.
| Actor | Role |
|---|---|
| JJörg ReslerMartin Grambauer | Martin Grambauer |
 Karin HeidemannUlrike Breithaupt | Ulrike Breithaupt |
 Gerald SchramlJohannes Bärensprung | Johannes Bärensprung |
 Paul DahlkePastor Breithaupt | Pastor Breithaupt |
 Ralf WolterKrischan | Krischan |
 Fritz TillmannMüller Düker | Müller Düker |
 Theo LingenSanftleben | Sanftleben |
 Wolfgang JansenJosef | Josef |
 Tatjana IwanowFrau Düker | Frau Düker |
 Rainer PenkertGrambauer | Grambauer |
 Günther JerschkeNiemeier | Niemeier |
| JJochen SehrndtChristian Wendland | Christian Wendland |
 Hans KleringNachtwächter Bärensprung | Nachtwächter Bärensprung |
 Horst KubeBauer Trebbin | Bauer Trebbin |
 Irene KorbHermine Breithaupt | Hermine Breithaupt |
 Angela BrunnerLuise Bärensprung | Luise Bärensprung |
 Erika Müller-FürstenauFrau Grambauer | Frau Grambauer |