THE SADIST a.k.a. PROFILE OF TERROR a.k.a. SWEET BABY CHARLIE (1963)

wiki:

The Sadist (also known as Profile of Terror and Sweet Baby Charlie) is a 1963 black-and-white exploitation film written and directed by James Landis, and stars Arch Hall, Jr. The film was distributed by Fairway International Pictures of the United States and Prima Film of Canada.

The film is loosely based on the killing spree of Charles Starkweather, upon which the films Badlands and Natural Born Killers were also based. It was shot by famed cinematographer Vilmos Zsigmond over a period of 2 weeks for $33,000 with a cast of five, one of whom doubled as the film's production manager. It was Zsigmond's first full length film as a director of photography, and he is credited as "William Zsigmond."

The film is a favorite of director Joe Dante, who owns the 35mm print that has been the source for many of the DVD releases of this film.

imdb:

Three people driving into Los Angeles for a Dodgers game have car trouble and pull off into an old wrecking yard where they are held at bay by a bloodthirsty psycho and his crazy girlfriend.

Watch the full movie here:

CRIES IN THE NIGHT a.k.a. FUNERAL HOME (1980)

wiki:

Cries in the Night (also known as Funeral Home) is a 1980 Canadian horror/thriller directed by William Fruet, starring Lesleh Donaldson, Kay Hawthrey, Jack Van Evera, Alf Humpreys, and Harvey Atkin.

imdb:

A young woman arrives at her grandmother's house, which used to be a funeral home, to help her grandmother turn the place into a bed-and-breakfast inn. But soon after they open, guests begin to either disappear and/or turn up dead.

Watch the full movie here:

ALICE SWEET ALICE a.k.a. COMMUNION (1976)

wiki:
Alice, Sweet Alice (also known as Communion or Holy Terror) is a 1976 American slasher film co-written and directed by Alfred Sole, and starring Linda Miller, Paula Sheppard, and Brooke Shields in her film debut. The narrative focuses on a troubled adolescent girl who becomes a suspect in the brutal murder of her younger sister at her first communion.

imdb:
Alice Spages is a rebel and problematic twelve year-old girl that lives with her divorced mother Catherine and her younger sister Karen. Catherine gives more attention to Karen, neglecting her older daughter. During the first communion of Karen, the girl is strangled by a woman dressed with a St. Michael's yellow coat and a mask. Alice takes her place in the line wearing her veil that she claims she had found on the floor and becomes the prime suspect of the police. When Catherine's sister Annie is stabbed on the leg several times, she accuses Alice and the girl is sent to psychological evaluation under the protest of her parents and their friend Father Tom. Alice's father Dominick Spages seeks evidences to prove the innocence of Alice.

Watch full movie here: