Trailer
Cast
Robert Rietti
Willem ten Boom
John Gabriel
Professor Zeiner
Bernard Kay
Fred Koonstra
Bernard Archard
Lt. Rahms
Edward Burnham
Underground Leader
Frances Ruffelle
Sarah Van Der Weghe (uncredited)
Arthur O'Connell
Casper ten Boom, 'Papa'
Nigel Hawthorne
Pastor De Ruiter
David de Keyser
Eusie Koonstra
Jill Goldston
Woman in Camp (uncredited)
Tom van Beek
Dr. Heemstra
Norman Rodway
Van Der Veen
Catherine Willmer
Mrs. Doreau
Eileen Heckart
Katje
Julie Harris
Betsie ten Boom
Carole Ann Ford
Woman
Michael Sheard
Kapteyn