Company Credits

Production Companies

• United Film Distribution Company (UFDC) (presents)
• Laurel Entertainment Inc. (as A Laurel. Production)

Distributors

• United Film Distribution Company (UFDC) (1985) (USA) (theatrical)
• Creswin Distribution (1985) (Canada) (theatrical)
• Paraiso Films S.A. (1985) (Spain) (theatrical)
• Les Films Number One (1986) (France) (theatrical)
• Media Releasing Distributors (1986) (UK) (theatrical)
• Titanus (1986) (Italy) (theatrical)
• Toei Classic (1986) (Japan) (theatrical)
• Tohokushinsha Film Corporation (TFC) (1986) (Japan) (theatrical)
• Esplanade Filmverleih (1987) (West Germany) (theatrical)
• Solaris Distribution (2019) (France) (theatrical) (re-release) (restored version)
• Umbrella Entertainment (2007) (Australia) (theatrical)
• Anchor Bay Entertainment (2006) (Canada) (DVD) (The Horror Legacy Series)
• Anchor Bay Entertainment (2003) (USA) (DVD) (special edition)
• Anchor Bay Entertainment (2003) (USA) (VHS)
• Anchor Bay Entertainment (2007) (USA) (Blu-ray) (DVD)
• Arrow Films (2012) (UK) (Blu-ray) (3 disc Blu-ray/DVD combo)
• Astral Video (1986) (Canada) (VHS) (edited)
• Astro Distribution (2001) (Germany) (DVD)
• BDM Video (Netherlands) (VHS)
• CMV Laservision (2000) (Germany) (DVD)
• Dutch FilmWorks (DFW) (2000) (Netherlands) (DVD) (VHS)
• Dutch FilmWorks (DFW) (2004) (Netherlands) (DVD) (Trilogy of the Dead)
• Eden Video (Italy) (VHS)
• Emerald (2006) (Argentina) (DVD) (re-release)
• Entertainment in Video (UK) (VHS)
• Force Video (Australia) (DVD)
• HBO Max (2020) (USA) (video) (VOD)
• HGV Video Productions (1990) (Canada) (VHS)
• IMV (West Germany) (VHS) (unknown)
• Image Entertainment (1986) (USA) (video) (laserdisc)
• Media Home Entertainment (1986) (USA) (VHS)
• Nikkatsu (2013) (Japan) (all media)
• Playtime (Italy) (VHS) (unknown)
• Roadshow Home Video (1987) (Australia) (video) (under the "Premiere Home Entertainment" label)
• Scream Factory (2013) (USA) (Blu-ray) (DVD)
• Sony Pictures Television (2003) (USA) (TV)
• The Sci-Fi Channel (2003) (USA) (TV)
• Tohokushinsha Home Video (1986) (Japan) (VHS)
• Umbrella Entertainment (2007) (Australia) (DVD)
• Umbrella Entertainment (2007) (Australia) (TV)
• Umbrella Entertainment (2007) (Australia) (video)
• Umbrella Entertainment (2018) (Australia) (Blu-ray)
• Video Treasures (1988) (USA) (VHS)
• X-Rated Kultvideo (Germany) (VHS)

Special Effects

• Garber / Green (matte photography) (as Garber/Green)
• THS (zombie background masks) (as THS, Inc.)

Other Companies

• N.Y.C. Stunt League (stunt co-ordinator)
• England & Company (public relations)
• Laurel Communications (daily sound transfers) (as Laurel Communications, Inc.)
• Unique Producers Service (production services: Florida Unit) (as Unique Producers Service, Inc.)
• Todd-AO Studios (re-recording) (as Todd-AO)
• Computer Opticals (opticals)
• Rubber Dubbers (foley studio) (as Rubber Dubbers, Inc.)
• JDC America Inc (I) (cameras) (as J.D.C. America, Inc.)
• Performance Lighting Rentals Inc. (lighting & grip equipment) (as Performance Lighting)
• Rogal Company (insurance) (as Rogal Company, Inc.)
• K.M.G. Main Hurdman (special thanks)
• Gelberg & Abrams (special thanks)
• Pollock, Bloom & Dekom (special thanks)
• Page Avjet Corporation (special thanks) (as Page Avjet Corporation-Wampum Industrial Facility)
• Pennsylvania Film Bureau (special thanks)
• The Florida Motion Picture and Television Bureau (special thanks) (as Florida Motion Picture & Television Bureau)
• Page America Inc. (special thanks) (as Page America, Inc.)
• Numenorean Music (score album released by) (limited edition) (uncredited)