What if your most paranoid nightmares had just come true?
A man obsessed with conspiracy theories becomes a target after one of his theories turns out to be true. Unfortunately, in order to save himself, he has to figure out which theory it is.
Conspiracy Theory (1997) is a action, drama, mystery and thriller film directed by Richard Donner, released on August 8, 1997 with a runtime of 2h 15m. It stars Mel Gibson, Julia Roberts, Patrick Stewart and Cylk Cozart. Viewers rate it 6.6 out of 10 across 1,714 ratings.
Watch the official trailer for Conspiracy Theory before you stream it.
Official trailers, teasers, clips and featurettes for Conspiracy Theory.
Trailer
Clip
Mel Gibson
as Jerry Fletcher
Julia Roberts
as Alice Sutton
Patrick Stewart
as Dr. Jonas
Cylk Cozart
as Agent Lowry
Steve Kahan
as Mr. Wilson
Terry Alexander
as Flip
Alex McArthur
as Cynic
Rod McLachlan
as Justice Guard
Michael Potts
as Justice Guard
Jim Sterling
as Justice Guard
Rich Hebert
as Public Works Man
Brian J. Williams
as Clarke
Directed by Richard Donner, written by Brian Helgeland, produced by Richard Donner and Joel Silver.
Average viewer score of 6.6/10 from 1,714 ratings.
Overly long but amiable suspense-thriller thanks to the charms of Mel Gibson (re-teaming with Lethal Weapon franchise director Richard Donner) and Julia Roberts with Patrick Stewart making for an okay villain. This is one I've seen a couple times and each viewing has pretty much been the same: entertaining but also unremarkable. **3.0/5**
Reviewed on April 25, 2021
Well... this was fun. I don't think you can say anything better about a movie. Conspiracy Theory was fun. You sit down and watch it, and you are going to have a fun time, you are going to be entertained. It's a great blend of moderate action and comedic suspense. The plot twists are deep enough to be interesting and light enough to be entertaining in the darker aspects of comedy. The characters, well, the…
Reviewed on January 11, 2023
Great cast, great acting, and its funny in a clever way. My main criticism is that the plot quickly devolves into a generic 90s action movie with car chases and stuff...Its ok popcorn cinema, but nothing memorable. They could have made more out of the conspiracy angle...
Reviewed on May 17, 2026
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Conspiracy Theory (1997) is currently available to rent or buy from Amazon Video, Apple TV Store, Google Play Movies, YouTube and Fandango At Home. No subscription streaming option is listed right now, so availability may change.
The main cast of Conspiracy Theory (1997) includes Mel Gibson, Julia Roberts, Patrick Stewart, Cylk Cozart and Steve Kahan. The film was directed by Richard Donner. You can see the full cast and crew list, with character names, further up this page.
Conspiracy Theory was released on August 8, 1997 and runs for 2h 15m.
Conspiracy Theory (1997) holds an average rating of 6.6 out of 10 from 1,714 viewer votes, and is a good pick if you enjoy action, drama and mystery films. Read the viewer reviews on this page to decide for yourself.
Yes. The official Conspiracy Theory trailer is embedded in the trailer section of this page and plays instantly, no download or sign-up required.
