"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."
Marc Bober
as Harry Weyler
Ludo Busschots
as Vandam
Paul Cammermans
as Kessier
Jo De Meyere
as Ekster
Fons Derre
as Café-uitbater
Lia Lee
as Mevrouw Mertens
Julien Nicolai
as
Ugo Prinsen
as Adams
Ward de Ravet
as Simon Wiedemeyer
Jeanine Schevernels
as Gaby Wiedemeyer
André Thijs
Johan van Assche
as Rijkswachter
Monique Van Campenhout
Chris Verhaeghe
as Hostess
Luk Wyns
Leo Dewals
Writer
Patrick Le Bon
Scenario Writer
Peter Simons
Director