A social worker who recently lost her husband investigates the strange Wadsworth family. The Wadsworths might not seem too unusual to hear about them at first - consisting of the mother, two grown daughters and the diaper-clad, bottle-sucking baby. The problem is, the baby is twenty-one years old.
The Baby is a 1973 American psychological horror film directed by Ted Post and written by Abe Polsky. The film stars Anjanette Comer, Ruth Roman, Marianna Hill, Suzanne Zenor, and David Manzy. It tells the story of a social worker who investigates an eccentric family which includes "Baby", a 21-year-old man who acts like an infant. The film is considered a cult classic.