The Jönsson Gang & the Black Diamond (1992) Plot Summary Explained

Release, runtime and language

1992 · 104 mins · Swedish

Directed by

Hans Åke Gabrielsson

Starring

Björn Granath, Peter Haber, Ulf Brunnberg, Rikard Wolff, Jan Mybrand, Lena T. Hansson

Sickan, the cunning leader of the Jönsson gang, is confined in a mental institution where Dr. M.A. Busé, fascinated by Sickan’s crime handbook, takes an interest. Pressured by the ruthless banker Wall‑Enberg, Dr. Busé joins forces with Sickan’s loyal partners Vanheden and Dynamite‑Harry to execute Sickan’s elaborate plan to steal the priceless Romanov Black Diamond from the National Museum.