The Baby

A social worker, still reeling from the loss of her architect husband, investigates the eccentric, psychedelic Wadsworth Family, consisting of a mother, two daughters, and an adult son with the apparent mental capacity of an infant.

The Baby is a 1973 drama horror movie directed by Ted Post, starring Anjanette Comer, Marianna Hill, Ruth Roman. It holds an IMDb rating of 6.1/10 from 5,152 votes and runs 1h 24m.