The story about Karlsson's six boys, who makes mischief in the fictional town of Östköping.
| Directing | Elof Ahrle | Director |
| Writing | Elof Ahrle | Screenplay |
| Writing | Rolf Botvid | Screenplay |
| Crew | Walter Boberg | Cinematography |
| Sound | Sven Rydh | Sound |
| Costume & Make-Up | Erik Whiten | Makeup Artist |
| Art | Bertil Duroj | Production Design |
| Editing | Gösta Bjurman | Editor |
| Sound | Sven Rüno | Original Music Composer |