Belinda Carroll
— Joan Winmill
Roland Culver
— A. E. Matthews
James Fox
— Alan Richards
Wilfrid Hyde-White
— Lord Horne
Simon Williams
— William Douglas Home
Helen Cherry
— Miss Godfrey
Samantha Gates
— Joan at 12
Gordon De Vol
— Robert Kennedy
John Alkin
— Bruce
Mary Kerridge
— Lady Home
Reginald Marsh
— Producer
John Clive
— Basil
Helen Cotterill
— Elaine
Robert Rietti
— Joan's father
Billy Graham
— Rev. Billy Graham
Karen Dines
— Joan at 6