Dyan Cannon Kate Blackwell Actor Harry Hamlin Anthony 'Tony' James Blackwell Actor Ian Charleson Jamie McGregor Actor Cliff DeYoung Brad Rogers Actor Fernando Allende George Mellis Actor Liane Langland Alexandra Blackwell Actor Donald Pleasence Salomon Van der Merwe Actor Cherie Lunghi Margaret Van der Merwe Actor Jean Marsh Mrs. Talley Actor Barry Morse Dr. John Harley Actor Johnny Sekka Banda Actor Angharad Rees Marianne Hoffman Actor Maryam D'Abo Dominique Masson Actor David Suchet André d'Usseau Actor Leslie Caron Solange Dunas Actor Norman Rosemont Producer