The film follows the history of a brooch after it is given as a present by a man to a woman in 1911.
Peter Graves
as Tony Winster
Carol Raye
as Janet Hill / Janet Ware
Lawrence O'Madden
as Johnnie Ware
Leni Lynn
as Vera Dale
Netta Westcott
as Lady Norchester
David Horne
as Sir Anthony
Diana Calderwood
as Mary Norchester
Alan Wheatley
as Menelli
Finlay Currie
as Cobb
Peter Penn
as Carrington
Jack Billings
as Dancer