Peder Kinberg

as Stefan Bergman, modefotograf

Isabella Kaliff

as Tina, Stefans flickvän

Ulf Brunnberg

as Jonas, Stefans kamrat

Heinz Hopf

as Harry

Barbro Hiort af Ornäs

as Stefans mor

Ulf Palme

as Swan, advokat

Frank Sundström

as Fredrik Bergman, Stefans far, domare

Jim Steffe

as Björn, gorilla

Lena Bergqvist

as Lotta, Stefans syster

Per Mattsson

as Peter Olsson, Lottas f.d. pojkvän

Jan-Olof Rydqvist

as Doktor Nilsson, alias Servus, lejd mördare

Agneta Prytz

as Peters hyresvärdinna

Tord Peterson

as Kurre, gorilla

Olle Björling

as Gorilla med napp

Claude Kazi-Tani

as Gorilla

Lars Lind

as Kommissarie Lundmark

Arne Ragneborn

as Kurres partner, narkoman

Thore Segelström

as Gorilla med taggig handske

Peter Höglund

as En äldre, fet gorilla

Maritta Marke

as Dam med hund i parken

Stig Johanson

as Den korte fiskaren på båten

Birger Åsander

as Den långe fiskaren på båten

Gus Dahlström

as Fyllot vid Nybroviken

Solveig Andersson

Per-Axel Arosenius

Marie Ekorre

Christine Gyhagen

Karin Miller

Birgitta Molin

Elsa Prawitz

Eva Sjöström

Evert Granholm