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