Prudence Hardcastle is on the pill. So is her sister-in-law, but someone has been swapping aspirin for their pills. Is it the teenage niece, the maid, the chauffeur, a lover, Prudence's husband Gerald, or all of the above?
as Prudence Hardcastle
as Gerald Hardcastle
as Henry Hardcastle
as Elizabeth Brett
as Grace Hardcastle
as Geraldine Hardcastle
as Dr. Alan Huart
as Roberta Bates
as Tony Bates
as Rose
as Ted
as Chemist
as Woman in Tea Shop
as Gerald's Secretary
as Racetrack Official
as Chemist's Assistant
as City Banker in Taxi Cab (uncredited)
as Mr. Ferguson (uncredited)
as Dr. Morley (uncredited)
as Man Sitting in Grandstand at the Races (uncredited)
as Waiter (uncredited)
