Christian MikkelsenJens / Alf-Tore / Hjernekjell (voice) Nasrin KhusrawiLisa (voice) Aksel HennieSimen Sprut (voice) Mathilde StormCumilla (voice) Christian RubeckJizzmo (voice) Bjørn SundquistProf. Saltsmak (voice) John BrungotEgon Olsæd (voice) Gustav NilsenBenner'n / Bjell (voice) Silya NymoenGynekologen (voice) Jakob Schøyen AndersenHjernekjell (voice) Amir AsgharnejadBollsæd (voice) Ingrid Bolsø BerdalHjerniffer (voice) Charlotte FrognerHjernia / Mor (voice) Stig Frode HenriksenE-Coli Troll (voice) Jeppe Beck LaursenBobby / Sykepleier (voice) Lisa TønneHerr Sædberg (voice) Ida NilsenRuth-Elizabeth (voice) Kamilla AlnesMaja (voice) Tommy WirkolaDirector / Escritor Rasmus A. SivertsenDirector Jørgen Storm RosenbergProductor Christian WibeCompositor de música original Fredrik ArntzenJefe de producción 
