"Who is Patient Number 4, and what does he have to do with the Van Oranje-Nassau's, the Dutch royal family?"
Thekla Reuten
as Eveline Roëll
Rick Hendriks
as Jonge Prins Alexander der Nederlanden
Brende Bertin
as Geertje
Sieto Hoving
as Koning Willem I der Nederlanden
Paulette Idzerda
as Koningin Wilhelmina der Nederlanden
Meta van Essen
as Prinses Juliana der Nederlanden
Hilde Heijnen
as Catharina Wauters
Jacques Commandeur
as Patient nr. 4
Hugo Haenen
as Dokter Jan Giltay
Kees Hulst
as Verduyn
Carine Crutzen
as Koningin Sophie der Nederlanden
Tom Jansen
as Professor De Zwaan
Rik van Uffelen
as Professor De Vreeze
Porgy Franssen
as Koning Willem III der Nederlanden
Serge-Henri Valcke
as Anarchist Baljuw
René van Asten
as Secretaris Van Dijck
Annemarie Prins
as Tante Carla
Han Römer
as Hermans
Arjan Kindermans
as Scholten
Jack Wouterse
as Verpleger Rinus Vermeer
Jeroen Willems
as Dokter Van Leeuwen
Huub van der Lubbe
as Anarchist Ferdinand
Gijs Scholten van Aschat
as Nicolaas Roëll
Wilfried de Jong
as Tuinman
Peer Mascini
as Quarles van Ufford
Martin van Waardenberg
Huib Broos
as Koning Willem II der Nederlanden
Kees Boot
as Van der Linden
Gert Jan Dröge
as Makelaar Zegwaard
Hélène Surgère
as Hoteleigenaresse
Manon Alving
as Weduwe Van Dijck
Ronald Top
as Prins Willem der Nederlanden (Wiwil)
Ina Geerts
as Marieke
Coby Timp
as Buurvrouw
Paul van Soest
as Bewaker
Frédérique Huydts
as Hofdame Charlotte de Muynck
Jurre Haanstra
Music
Tom Burghard
Producer
Hans van Helden
Post Production Coordinator
Marga Visser
Production Manager
Tomas Ross
Script
Frank Jansen
Co-Producer
Herman P. Koerts
Editor
Theme Song Performance
