Piet Römer
as Jurriaan de Cock
Victor Reinier
as Dick Vledder
Serge-Henri Valcke
as Corneel Buitendam
Martin Schwab
as Albert Keizer
Hans Karsenbarg
as Dr. Ennaeus den Koninghe
Marian Mudder
as Vera Prins
Kirsten van Dissel
as Iris de Graaff