- Country: USA
- Genres: Action, Sci-Fi
- Release: 1997-04-22
- Director: Mark Roper
- Writers: Boaz Davidson , Danny Lerner , B.J. Nelson , Mark Roper
- Language: English
- Stars: Frank Zagarino , Todd Jensen , Jennifer MacDonald , Greg Melvill-Smith , Brian O’Shaughnessy , Dave Ridley , Cordell McQueen , Greg Poustie , Chris Olley , Lesley Fong
- Runtime: 99 min
- Awards: N/A
- AKA: Orion's Key , Shadowchaser: The Gates of Time (United Kingdom) , Caçada sem Trégua (Brazil) , Охота на пришельца (Russian Federation) , Perdidos en el tiempo (Spain) , Orion's Key (United States of America) , Shadowchaser IV (France, French Republic) , Projecto África (Portugal, Portuguese Republic) , Alien Chaser , Kodikos Cobra 4: Meta apo 3000 hronia (Greece) , Assedio alieno (Italy) , Shadowchaser 4 (South Africa) , Project Shadowchaser IV (United States of America) , Shadow Chaser 4 (France, French Republic)
- Plot: After two archaeologists discover an ancient alien artifact in Africa, they must run for their lifes from both the unstoppable guardian and protector that awakens as a result, and their greedy, madman employer, both of whom want the artifact.
- IMDB:tt0117396
Orion’s Key Cast · · · ALL
Mark Roper
Director
Frank Zagarino
Sirius
Todd Jensen
Michael Cavanaugh
Jennifer MacDonald
Corinne Cavanaugh
Greg Melvill-Smith
Silver
Brian O’Shaughnessy
Professor Morton
Cordell McQueen
Arturus / Operative #2
Vera Blacker
Sister George
Norman Coombes
Father Donald