The best Stefanie Powers’s thriller movies

A young woman is terrorized by her fiance's demented mother who blames her for her son's death.

Hounded by the press for shooting a doctor, an ousted Los Angeles policeman (David Janssen) works his own case.

Kelly Sherwood is terrorized by a man with an asthmatic voice who plans to use her to steal $100,000 from the bank where she works. He threatens to kill her teenage sister Toby, if she tells the police. However she manages to contact F.B.I. agent Ripley.

An innocent project transforms into a perilous nightmare when researcher Susan Roberts arrives in France in search of information on a deceased composer. She contacts his widow whose mental deterioration, precipitated by the death of her husband, manifests itself in psychotic dementia. The young woman's arrival triggers an obsessive desire to marry her crippled son to Susan, ensuring by this union that the genius of the father will be passed on to future generations.

Five young women vacation together at a resort on an isolated island. They are the resort's only customers and, aside from the boat captain who brought them here and the resort's handyman, Wylie, the island's only inhabitants. When one of the women is found dead, the others begin to fear the captain, who's been acting strangely. Wylie and the captain argue over the identity of the murderer, each accusing the other, and a fight erupts. Alarmed, the women attempt to leave the island, but the boat -- their only means of escape -- explodes and sinks before they can board it. Then Wylie comes to their aid, claiming to have killed the boat captain in self-defense and telling the women they're safe. But are they?

On their way home from Brooklyn, psychiatrist Vic, daughter Julie and sister Stacey run short of gas. They leave the highway to search for a petrol station - but end up erring around in South Bronx. A youth gang led by the sadistic Ice stops their car and starts terrorizing them. Without fuel, the 3 women soon have to flee by foot and defend their life with all means possible.

Cory is a young boy who has just moved into a new house with his mom. He develops a relationship with an "imaginary" friend who lives in his closet. No one believes him until people start dying violently and the "imaginary" friend becomes all too real.

An ESP expert uses his powers to try to track down a psychic who uses telepathy to commit murder.