

Eager to spend the summer at camp, the young Jönsson gang finds itself instead at a punitive, hardscrabble institution run by their archenemy.
Conrad Cronhem
Charles-Ingvar "Sickan" Jönsson
Buster Söderström
Ragnar Vanheden
Anton Pettersson
Dynamite - Harry
Maja Dosthe
Doris
Max Holmstrand
Wall-Enberg Junior
Hampus Andersson-Gill
Biffen

Loa Falkman
Director Wall-Enberg

Cecilia Ljung
Miss Rask

Pia Johansson
Märta Gabrielsson

Leif Andrée
Professor Rixil

Tommy Andersson
Miss Fridh

Sten Ljunggren
Janitor

Roddy Benjaminson
Loket
Lukas Benjaminsson
Junior's friend
Wilhelm Fredrikson Nyrén
Junior's friend

Hans Mosesson
Stig

Paul Tilly
Ulf
Michael Brolin
Christjan Wegner
Christjan Wegner
Released