Air Force Colonel Kenneth Penmark and his wife, Christine, adore their daughter Rhoda, despite her secret tendency for selfishness. Christine keeps her knowledge of her daughter's darker side to herself, but when a schoolmate of Rhoda's dies mysteriously, her self-deception unravels.

Patty McCormackas Rhoda Penmark
Nancy Kellyas Christine Penmark
Henry Jonesas Leroy Jessup
Eileen Heckartas Hortense Daigle
Evelyn Vardenas Monica Breedlove
William Hopperas Col. Kenneth Penmark
Paul Fixas Richard Bravo
Jesse Whiteas Emory Wages
Gage Clarkeas Reginald "Reggie" Tasker
Joan Croydonas Claudia Fern
Harold Rosson