Arthur Wicksteed, a general practitioner – Donald Clough
Muriel Wicksteed, his wife – Elisabeth Nott
Dennis Wicksteed, their son – Richard Thompson
Constance Wicksteed, the doctor’s sister – Patricia Clough
Mrs Swabb, a cleaning lady – Pat Walker
Canon Throbbing, a celibate – Michael Millward
Lady Rumpers, a white settler – Janet Beard
Felicity Rumpers, her daughter – Patricia Tunnah
Mr Shanks, a sales representative – David Helliwell
Sir Percy Shorter, a leading light in the medical profession – Harry Chapman
Mr Purdue, a sick man – Jack Whitaker