On screen
Cast
14 credited performers
John Moulder-Brown
Frank
David Niven
Charles Dreyer
Gina Lollobrigida
Martha Dreyer
Mario Adorf
Prof. Ritter
Barbara Valentin
Optiker
Elma Karlowa
Hanna
Mogens von Gadow
Piffke
Jerzy Skolimowski
Character not listed
Carl Duering
Enricht
Artwork unavailable
Sonia Hofmann
Sonia
Erica Beer
Frieda
Artwork unavailable
Felicitas Peters
Ida
Christopher Sandford
Hofmann
Christine Schuberth
Isolda