Knut Pettersen

as Knut Nilssen

Björn Granath

as Björn

Berit Persson

as Berit

Bjoern Kanvert

as Dir Hedqvist

Hans Hellberg

as Author

Stig Billberg

as Stig

Tom Fahlén

as Psychiatrist

Barbro Printz-Bäcklund

as The Girl across the courtyard

Staffan Seth

as Personality investigator

Anita Rune

as Psychologist

Yngve Bjernstad

as Superintendent

Melker Falkman