John Mills
George Boswell
Martha Scott
Olivia
Patricia Roc
Julie Morgan
Trevor Howard
Dr. Richard Whiteside
Richard Carlson
Charles Winslow / Charles Winslow Sr.
Reginald Tate
Trevor Mangin
Beatrice Varley
Annie
Frederick Leister
John Channing
Ivor Barnard
Spivey
Julian D'Albie
Wetherall
Juliet Mills
Young Julie
Roddy Hughes
Chief Librarian
John Turnbull
Morris
Lyonel Watts
Mayor
Kathleen Boutall
Woman
James Hilton
Narrator (voice)
Joan Hickson
Mother (uncredited)