The film revolves around Ekster. Ekster is the nickname of a shrewd extortionist who plays a game with the police. The action takes place in the diamond world.
as Harry Weyler
as Vandam
as Kessier
as Ekster
as Café-uitbater
as Mevrouw Mertens
as Adams
as Simon Wiedemeyer
as Gaby Wiedemeyer
as Rijkswachter
as Hostess
as Rijkswachter
