A woman is found murdered in a closed amusement park. A young couple who happen to be there at the same time become, without their knowledge, suspects for the murder. They are chased by a large number of police but only Martin Beck believes them to be innocent.
Martin Beck
Gösta Ekman
Lennart Kollberg
Kjell Bergqvist
Gunvald Larsson
Rolf LassgÄrd
Kasper
Johan Widerberg
MĂ„rds kvinna
Marie-ThérÚse Sarrazin
Herrgott Nöjd
Tomas Norström
Kia
Anica Dobra
Kapten MĂ„rd
Heinz Hoenig
Greta Hjelm
Agneta Ekmanner
Kaj Sundström
Stig Engström
Eva
Petra Nielsen
Cecilia Sundström
Pia Green
Police 1
Mikael Persbrandt
Ulla
Annmari Kastrup
Kia (voice) (uncredited)
Tova Magnusson
Cottage owner (uncredited)
Maj Sjöwall
Hector
Magnus Skogsberg
Gunnar Danielsson
Helmut Zierl
Stig Ă ke Malm
Jonas Falk
Sigbrit MĂ„rd
Anne-Li Norberg
Mohlin
Johan H:son Kjellgren
Mats
Mattias Knave
Rick
Matti Boustedt
Obducent
Christer Söderlund
Elofsson
Gustaf Elander
IshockeytrÀnare
Fredrik Hammar
VĂ€rdinna
Bibi Nordin
Bussförare
Ola Sanderfelt
Polis 2
Lars Göran Persson
Nyhetsreporter (uncredited)
Lars Adaktusson
Nyhetsankare (uncredited)
Mats HĂ„dell
Servitris (uncredited)
Maria Morén