The Unearthly is a science fiction

Science fiction

Science fiction is a genre of fiction dealing with imaginary but more or less plausible content such as future settings, futuristic science and technology, space travel, aliens, and paranormal abilities...

/horror film

Horror film

Horror films seek to elicit a negative emotional reaction from viewers by playing on the audience's most primal fears. They often feature scenes that startle the viewer through the means of macabre and the supernatural, thus frequently overlapping with the fantasy and science fiction genres...

 written by Jane Mann and John D.F. Black, with characters originally created by Edward D. Wood, Jr.. The film was produced and directed by Boris Petroff for AB-PT Pictures, and starring John Carradine

John Carradine

John Carradine was an American actor, best known for his roles in horror films and Westerns as well as Shakespearean theater. A member of Cecil B DeMille's stock company and later John Ford's company, he was one of the most prolific character actors in Hollywood history...

, Allison Hayes

Allison Hayes

Allison Hayes was an American film and television actress and model.-Early life:Born Mary Jane Hayes in Charleston, West Virginia, Hayes won the title of Miss District of Columbia and represented Washington, DC in the 1949 Miss America pageant...

, Myron Healy, Sally Todd

Sally Todd

Sally Jo Todd is an American actress and model. She was Playboy magazine's Playmate of the Month for the February 1957 issue. Her centerfold was photographed by David Sutton and Ed DeLong....

, Marilyn Buferd

Marilyn Buferd

Marilyn Buferd was Miss America in 1946. She appeared in several minor films in the 1950s as well as several foreign language films, including the notable Touchez pas au grisbi opposite Jean Gabin ....

, and Tor Johnson

Tor Johnson

Tor Johansson , better known by the stage name Tor Johnson, was a Swedish professional wrestler and actor....

.

The film was mocked on the television show Mystery Science Theater 3000

Mystery Science Theater 3000

Mystery Science Theater 3000 is an American cult television comedy series created by Joel Hodgson and produced by Best Brains, Inc., that ran from 1988 to 1999....

.

Plot

The plot synopsis consists of a "mad doctor" using humans and his patients as subjects at his psychiatric institute to try to create longevity by installing an artificial gland in their skulls.

DVD releases

• The Unearthly was originally released on DVD by Image Entertainment
  Image Entertainment
  Image Entertainment, Inc. is an independent licensee, producer and distributor of home entertainment programming and film & television productions in North America, with approximately 3,000 exclusive DVD titles and approximately 250 exclusive CD titles in domestic release, and approximately 450...
  
  .
• The MST3K version of the film was released by Rhino Home Video
  Rhino Entertainment
  Rhino Entertainment Company is an American specialty record label and production company. It is owned by Warner Music Group.-History:Rhino was originally a novelty song and reissue company during the 1970s and 1980s, releasing compilation albums of pop, rock & roll, and rhythm & blues successes...
  
  in April 2003. The DVD was later recalled in March 2007, but then later put back in print in June 2007.