One of the students in a school, a young girl, is found strangled. Everything indicates that the gym teacher is guilty.
| Actor | Role |
|---|---|
 Erland JosephsonSamuel Rosenbaum | Samuel Rosenbaum |
 Charlotte SielingRhea Moser | Rhea Moser |
 Stefan SaukMartin Hansen | Martin Hansen |
 Jessica ZandénAnna Stern | Anna Stern |
 Halvar BjörkPaul Westerlund, principal | Paul Westerlund, principal |
| LLars GreenGudmund Åkesson, prosecutor | Gudmund Åkesson, prosecutor |
 Inga Landgréschool nurse | school nurse |
 Johan WiderbergRolf Karlström | Rolf Karlström |
 Sten LjunggrenErik Feldt | Erik Feldt |
| VVictoria EnglundYvonne Lind | Yvonne Lind |
| NNina LagerKerstin Gren | Kerstin Gren |
 Marika LindströmLena Nordberg, judge | Lena Nordberg, judge |
| LLasse PöystiErik "Lunkan" Lundkvist | Erik "Lunkan" Lundkvist |
 Jan MybrandWiktorsson | Wiktorsson |