The planned marriage between Premierpiet and Probleempiet is in jeopardy, scholars Hans and Frans Steenstra have been kidnapped, and a rare ruby has been stolen from the Rijksmuseum. The dangerous Dr. Brein is behind all of this. Sinterklaas must intervene and even sends his Pieten on a trip to Switzerland to prevent Dr. Brein's criminal organization from gaining power.
as Museum Directeur
as Donnie Bianco
as Boris
as Sluwe Ruudje
as Hans Steenstra
as Tante Til
as Pittige Pia
as Patserpiet 1
as Bisschop van Zwitserland
as Principe Piet
as Probleempiet
as Marja, Assistent museumdirecteur
as Joris
as Verkoper
as Padvinderpiet
as Dr. Brein
as Ambtenaar Burgerlijke Stand
as Agent de Bok
