Was released theatrically despite the previous sequels having been made-for-TV - a rarity for sequels. Many film series have gotten out of direct to video or made for TV through remakes, but few series get out of made-for-TV status otherwise.
Certain subterranean scenes were filmed in Texas in the tunnels dug for the US' Superconducting Supercollider project. After the project was canceled in 1993, the tunnels were used as storage by Ellis County.
(at around 1h 11 mins) During the final fight sequence between Seth and Luc, when Seth finally breaks the termination code the first part of the code is NCC1701, the same as the numbers that are on the outside of the Enterprise, the ship from Star Trek (1966) and Star Trek: The Next Generation (1987).
The Megadeth song "Crush 'Em" was the temporary entrance theme for wrestler Bill Goldberg, a fan of the band, following his return from a six-month absence from wrestling. The band performed it live for him on July 5, 1999 on WCW Monday Nitro (1995) prior to his grand entrance. Director Mic Rodgers wanted to include the song in the film soundtrack as well. The music video for the song features both Goldberg and Jean-Claude Van Damme, with Goldberg joining lead singer Dave Mustaine in the chorus.