Rolf Leenders

as John Bakker

as Cas

as Doctor X (voice)

as Supervisor

as Portier

as Sportinstructeur

as Kale Bob

as Collega van Siem

as Niek

as Loodgieter Eric

as Sean Madigan

as De Bodybuilder

as Big Man

as Karel Dijkstra

as Kale man

as Sterke man (uncredited)

as Schiffskoch

as Rupert Dixon

as van Schutsboom

as Herman

as Joop