Other titles: Space Connection | Κολούμπια 3: Σύγκρουση στις πύλες του ουρανού | Columbia 3: Sygrousi stis pyles tou ouranou | UFO Arizonában | HANGER 18/ハンガー18 | Ангар 18 | The Hangar 18 Cover-Up | Geheimsache Hangar 18 | Invasion Force
Year Released: 1980
Month released: June
Certification: Australia:NRC, Australia:PG, Canada:14, Canada:AA, Canada:G, Canada:PG, Iceland:12, Japan:G, Norway:12, Norway:16, Spain:A, Sweden:15, United Kingdom:PG, United States:PG
Directors: James L. Conway
Cast: Andrew Bloch, Anne Galvan, Betty Ann Carr, Bill Zuckert, Bruce Katzman, Chesley Noone, Cliff Osmond, Craig Clyde, Darren McGavin, Debrah Macfarlane, Eddie Carroll, Gary Collins, H.E.D. Redford, H.M. Wynant, J.R. Clark, James Hampton, Jesse Bennett, John William Galt, Joseph Campanella, Ken Hepner, Max Robinson, Michael Irving, Michael Ruud, Ocie Robinson, Pamela Bellwood, Peter Liakakis, Philip Abbott, Robert Bristol, Robert Vaughn, Scott Wilkinson, Steven Keats, Stuart Pankin, Tom Hallick, William Schallert
Production Companies: Sunn Classic Pictures
Additional Crew: Charlene Meyer, Chris Sprister, Corey Burton, Denis L. Stewart, Dominique Paturel, Elliot Friedgen, Jerry Fleck, Julia Mair, Maggie Probst, Reg Jackson, Rochelle Durrant, Sanford Hampton
Art Department: Chuck Stewart, Douglas Vandegrift, James Walker Jr., Jim Reece, Larry Alexander, Scott Harris
Assistant Director: Dennis M. White, Henning Schellerup, Jefferson Richard, John Korogi, Leon Dudevoir
Camera and electrical department: Alvin Simmons, Brian Sullivan, Bruce Hamme, Craig Camp, Flash Deros, Garlan Wilde, Jeff Alexander, Jerry L. Madore, Kim Marks, Michael Ezell, Michael Lund, Mike Sherman, Owen Roberts, Richard A. Mitchell, Roger Henderson, Susie Ramos
Casting Directors: Amy Schreiber
Certification: Australia:NRC, Australia:PG, Canada:14, Canada:AA, Canada:G, Canada:PG, Iceland:12, Japan:G, Norway:12, Norway:16, Spain:A, Sweden:15, United Kingdom:PG, United States:PG
Cinematographers: Paul Hipp
Colorization: Color
Country: United States
Distributors: Carrere Group D.A., Castle Pictures, CB Company, CIC-Taft Home Video, Eion, El 9 Besepi S.L., Forward, Frontier Amusements, GoodTimes Home Video, HGV Video Productions, Home Box Office (HBO), Image Entertainment, In Video, Interglobal Home Video, Legacy Entertainment, Nacional Vídeo, National Broadcasting Company (NBC), Olive Films, Paramount Channel, Pave TV, Producciones Video Home, Renkli Filmler, Research Entertainment, Romania Film, Socai-Films, Succéfilm AB, Sunn Classic Pictures, Sunn Classic Productions, Sunnyland Film International, Syncron Film, Synergy Entertainment, Tema Distribuciones, Video for Pleasure (VFP), Videoform Pictures, Vision Replays, WHD Japan, Worldvision Enterprises, Worldvision Home Video
Editors: Michael Spence
Genre: Sci-Fi
Languages: English
Other Companies: Aerial Phenomena Research Organization, Center for UFO Research, City of Big Springs, Tx, D. Bassett & Associates, Damask Productions Inc., Echo Film Services, Glen Glenn Sound Company, Ground Saucer Watch, National Aeronautics and Space Administration (NASA), Pacific Title, Rockwell International Corporation
Production Designers: Paul Staheli
Set Decorators: Randy Staheli
Sound Department: Bob J. Shields, Jack Cheap, James Bryan, Ken Tulenko, Larry Kemp, Lauren Palmer, Rod Sutton, Steven R. Dransfield