Gösta Ekman as Martin Beck

Kjell Bergqvist as Lennart Kollberg

Rolf Lassgård as Gunvald Larsson

Niklas Hjulström as Benny Skacke

Daniela Ziegler as Nadja Kovacs

Holger Kunkel as Stoiweiler

Maria Heiskanen as Carla

Bernt Ström as Einar Rönn

Torgny Anderberg as Evald Hammar

Agneta Ekmanner as Greta Hjelm

Tova Magnusson as Putte Beck

Ing-Marie Carlsson as Gun Kollberg

Gunvor Pontén as Mrs Olofsson

Ulla Akselson as Stoiweiler's neighbour

Anita Ekström as Inga Beck

Rolf Jenner as Max Karlsson

Peter Schrøder as Mogensen

Birger Österberg as Kvant

P.G. Hylén as Kristiansson

Lena Lindblom as Ward nurse

Thomas Wrisemo as Guardian 1

Ron Sanford as Black man

Maj Sjöwall as Woman next to Martin Beck on the flight (uncredited)