Question: The Working Girls, released in which year, is a exploitation film written and directed by Stephanie Rothman and starring Cassandra Peterson,an American actress best known for her portrayal of the horror hostess character Elvira, Mistress of the Dark?

Context articles: Elvira, Mistress of the Dark
Cassandra Peterson
Blood Bath
The Working Girls
Terminal Island (film)
Elvira: Mistress of the Dark
The Search for the Next Elvira
Stephanie Rothman
Elvira's Movie Macabre
The Student Nurses

Elvira, Mistress of the Dark is a 1988 comedy horror film directed by James Signorelli.
 Cassandra Peterson plays the role of horror hostess Elvira in the character's feature film debut.
 The screenplay was written by Peterson, John Paragon and Sam Egan.
Cassandra Peterson (born September 17, 1951) is an American actress best known for her portrayal of the horror hostess character Elvira, Mistress of the Dark.
 She gained fame on Los Angeles television station KHJ-TV wearing a revealing, black, gothic, cleavage-enhancing gown as host of "Elvira's Movie Macabre", a weekly horror movie presentation.
 Her wickedly vampish appearance is offset by her comical character, quirky and quick-witted personality, and Valley girl-type speech.
Blood Bath is a 1966 horror film directed by Jack Hill and Stephanie Rothman, and starring William Campbell, Linda Saunders, Marissa Mathes, and Sid Haig.
 The film follows a delusional painter in Venice Beach, California who believes himself to be the reincarnation of a vampire.
 He begins to kidnap local women for his art pieces, and believes to have found his reincarnated mistress in an avant-garde ballerina.
The Working Girls is a 1974 exploitation film written and directed by Stephanie Rothman and starring Sarah Kennedy, Laurie Rose and Cassandra Peterson.
Terminal Island, released theatrically in the UK as Knuckle Men, is a 1973 American action–drama thriller film directed by Stephanie Rothman.
 It features early screen performances by Tom Selleck and Roger E. Mosley .
 Although an exploitation film, it has been treated with much serious discussion by critics and academics over the years.
 It is regarded as a cult film.
Elvira: Mistress of the Dark is a survival horror video game developed by Horror Soft and released by Accolade in 1990 for the Amiga, Atari ST, Commodore 64 and MS-DOS computers.
 It was Horror Soft's second published game after 1989's "Personal Nightmare" and stars the actress Cassandra Peterson as her character Elvira the witch.
The Search for the Next Elvira is a reality television series created by Eric Gardner and Cassandra Peterson for the Fox Reality channel.
 The reality competition show is a search to be the next late-night horror cult movie host Elvira, Mistress of the Dark.
Stephanie Rothman (born November 9, 1936 in Paterson, New Jersey) is an American film director, producer and screenwriter, known for her low-budget independent exploitation films made in the 1960s and 1970s, especially "The Student Nurses" (1970) and "Terminal Island" (1974).
Elvira's Movie Macabre (or sometimes simply Movie Macabre) is an American comedy television show that airs B-grade horror movies, occasionally interrupted by comments from the hostess, Elvira (played by Cassandra Peterson).
 In some episodes during intermission, Elvira would get an unexpected phone call from a character called "The Breather" (played by John Paragon) who would only call and tell Elvira weird jokes.
 The title shown here is the title under which the film was shown on the show; many B-grade horror films were rereleased with different titles.
The Student Nurses is a 1970 American film directed by Stephanie Rothman.
 It was the second film from New World Pictures and the first in the popular "nurses" cycle of exploitation movies.
 It has since become a cult film.