Wendy Hughes
— Melanie Hilton
Carla Hoogeveen
— Linda
Tony Bonner
— Peter
Alwyn Kurts
— Doherty
Don Reid
— Surgeon
Betty Lucas
— Melanie's Mother
Ken Goodlet
— Melanie's Father
Mary Mackay
— Mrs. Millbank
Robert Bruning
— Photographer (uncredited)
Anne Haddy
— Helen (uncredited)
Jackie Rees
— June (uncredited)
Peter Adams
— Noel Denning