Masters of the Universe (film)

Masters of the Universe is a 1987 American science fantasy action film directed by Gary Goddard, and stars Dolph Lundgren, Frank Langella, Jon Cypher, Chelsea Field, Billy Barty and Courteney Cox. It is based on the Mattel toyline of the same name. The film was released theatrically in the United States on August 7, 1987 and was a critical and commercial failure.

Skeletors archenemy, the warrior HeMan, veteran soldier ManAtArms, and his daughter Teela rescue Gwildor from Skeletors forces. Gwildor, a Thenorian locksmith, reveals that Skeletor has stolen his invention a Cosmic Key that can open a portal to anywhere by utilizing sound keys. The device was copied by Skeletors secondincommand, EvilLyn, allowing Skeletor to breach Castle Grayskull.With Gwildors remaining prototype of the Key in hand, HeMan and his friends travel to the Castle. They attempt to free the Sorceress but are overwhelmed by Skeletors army and forced to flee through Gwildors hastily opened portal, transporting them to Earth. The Key is misplaced on their arrival and discovered by two teenagers, orphaned high school girl Julie Winston and her boyfriend Kevin Corrigan, who attempt figure out what it is and accidentally send off a signal that allows EvilLyn to track the key and send her henchmen, Saurod, Blade, Beast Man and Karg to recover it. ........

Source: Wikipedia