Reviews provided by RottenTomatoes
Susan Stark, Detroit News: Read more
Lisa Schwarzbaum, Entertainment Weekly: [Sheen] spends most of the movie in a kind of sweaty apoplexy that makes one worry for his health. Read more
Stephen Holden, New York Times: A movie that shoehorns a blunt warning into its silly but entertaining story of a young radio astronomer's one-man battle against sinister extraterrestrials. Read more
James Berardinelli, ReelViews: This is not a dumb movie; in fact, with its heavy reliance upon real science, it's startlingly credible. Read more
Roger Ebert, Chicago Sun-Times: The movie is as smart as ``Mission: Impossible'' is dumb. Read more
Mick LaSalle, San Francisco Chronicle: It's a strong, lean piece of writing that moves quickly. Nothing is wasted, and nothing happens the way you'd expect. Read more