Best friends David and Morten work as gym instructors at Jarle's gym. Jarle is a sadistic small-time criminal whom, together with his son Lars, purchase and distribute anabolic steroids.
| Actor | Role |
|---|---|
 Aksel HennieDavid | David |
 Nicolai Cleve BrochMorten | Morten |
 Bjørn FlobergJarle | Jarle |
| EEspen Juul KristiansenKjetil | Kjetil |
| AAhmed ZeyanKhuram | Khuram |
| MMartin SkaugLars | Lars |
 Liv Bernhoft OsaMona | Mona |
| KKhawar Gomi SadiqAli | Ali |
 Jørgen LanghellePolitimann | Politimann |
| GGunnar Lien HolstenPolitimann 2 | Politimann 2 |
| AAida FrusanSalima | Salima |
| BBibi RaziaKhurams mor | Khurams mor |
| EEinar BrochBegravelsesagent | Begravelsesagent |
 Anne MoenMonas venninne | Monas venninne |