Cast
Sara Heyblom
Juffrouw Borneman
Lies de Wind
Mieke
Chris Baay
Eddy
Adolphe Engers
Professor Alberto
Cissy Van Bennekom
Corrie
Louis Borel
Ted
Lau Ezerman
Conducteur
Nico De Jong
Dr. Looman
Fien de la Mar
Julia van Dongen
Piet Rienks
Haar Broer
Jan Musch
Stationchef van Valkenrade
John Gobau
(uncredited)
Hans Tiemeyer
Inspecteur Bloemhof (uncredited)
Directing
Karel Lamac
Director
Writing
Arnold Ridley
Writer
Nico De Jong
Screenplay
Camera
Otto Heller
Director of Photography
Bryan Langley
Director of Photography
Production
Rudolf Meyer
Producer
Editing
Jan Teunissen
Editor
Sound
Max Tak
Music
I.J. Citroen
Sound Designer