The Maddening

The Maddening is a 1995 psychological erotic thriller film directed by Danny Huston.

Once there, Cassie meets Roys insane wife Georgina, whos been out of sorts since the mysterious death of her baby boy. Samantha is made to be a playmate for the Scudders daughter Jill, who appears to be as unstable as her mother. Georgina and Jill believe the two Osbornes to in fact be Marlena and Donna, respectively Georginas widowed sister and niece. Cassie hears Samantha cry and rushes upstairs, only to be led to the wrong room by Georgina who locks her in.Joanne panics after Cassie and Samantha never reach her house. She calls the police, convinced that David had something to do with their disappearance. David begins desperately searching for his missing wife and child. He is tracked by a police officer who is convinced David has murdered Cassie and Samantha. His suspicions are increased by a nosy neighbor who wrongfully insists that David beats Cassie. ........

Source: Wikipedia