Peggy Strange: 3s, a bank clerk and the elder sister of the three. Good looking but quietly dressed, has a worried, preoccupied air. She is mature beyond her years.
Babs Strange: 20s. a nurse, the middle sister, a happy hedonist, attractive, extravert and good-humoured.
Julie Strange: 18. the youngest sister, pretty and clever, on her way to university.
Howard Pierce: Peggy's fiancee, 30-40. Amiable and easy-going.
Julian Fudge: A male nurse, personality plus, effeminate and sinister. late 20s.
Mrs Moore: The home-help and neighbour. Warm-hearted,kind and gossipy. 50s