A British army officer becomes fascinated by the portrait of a young woman. He travels to Germany to find her, only to discover that she is suffering from amnesia.
Mai Zetterling
as Lidia
Robert Beatty
as Campbell Reid
Guy Rolfe
as Major Lawrence
Herbert Lom
as Fritz Kottler Hendlemann
Patrick Holt
as Ferguson
Arnold Marlé
as Professor Franz Menzel
Sybille Binder
as Eitel Hendlemann
Thora Hird
as Mrs. Skinner
Gerard Heinz
as Heine
Yvonne Owen
as Helen
George Thorpe
as Brigadier
Philo Hauser
as Hans Ackermann
