On screen
Cast
8 credited performers
Bert Dijkstra
Uitvinder Henri
Artwork unavailable
Dolf Ephraïm
Carlos
Artwork unavailable
Ricardo Manders
Zanger Ricardo
Artwork unavailable
Sasi Naz
Zangeres Norma
Cees van Oyen
Character not listed
Artwork unavailable
Teddy Schaank
Dolores Mandera
Artwork unavailable
Dick Swidde
Professor Waldorff
Hans Cornelissen
Jean Pierre Mandera