Baby Sister
- Anno: 1983
- Nazione: United States of America
- Genere: Dramma, Romance, televisione film
- Studio: ABC Productions, Moonlight Productions, American Broadcasting Company (ABC)
- Parola chiave: adultery, sister, love, relationship
- Direttore: Steven Hilliard Stern
- Cast: Phoebe Cates, Ted Wass, Pamela Bellwood, Efrem Zimbalist Jr., Virginia Kiser, Jill Jacobson