Carl-Gustaf Lindstedt

Martin Beck

Sven Wollter

Lennart Kollberg

Thomas Hellberg

Gunvald Larsson

Håkan Serner

Einar Rönn

Folke Hjort

Melander

Ingvar Hirdwall

Åke Eriksson

Bellan Roos

Mrs. Eriksson

Gus Dahlström

Mr. Eriksson

Harald Hamrell

Stefan Nyman

Birgitta Valberg

Mrs Nyman

Carl-Axel Heiknert

Harald Hult

Torgny Anderberg

Malm

Gunnel Wadner

Martin Beck's wife

Eva Remaeus

Mrs Kollberg

Johan Widerberg

Kollberg's son (uncredited)

Bo Widerberg