Official website: http://www.knertenfilmen.no/
Adrian Grønnevik Smith
Lillebror
Åsleik Engmark
Knerten (Voice)
Pernille Sørensen
Mother
Jan Gunnar Røise
Father
Petrus Andreas Christensen
Philip
Andreas Cappelen
Doctor
Trond Fausa Aurvåg
Lille-Knerten (voice)
Minken Fosheim
Grandmother
Nils Jørgen Kaalstad
Policeman
Sampda Sharma
Karoline (voice)