||Johnny Depp (Commander Spencer Armacost), Charlize Theron (Jillian Armacost), Joe Morton (Sherman Reese), Clea DuVall (Nan), Nick Cassavetes (Captain Alex Streck), Donna Murphy (Natalie Streck), Gary Grubbs (NASA Director), Blair Brown (Shelly McLaren), Tom Noonan (Jackson McLaren), Tom O'Brien (Allen Dodge), Lucy Lin (Shelly Carter), Michael Crider (Pat Elliott), Samantha Eggar (Dr. Patraba), Rondi Reed (Dr. Conlin), Conrad Bachmann (Reporter), Sarah Dampf (Paula, 2nd Grade Student), Charles Lanyer (Spencer's Doctor), Gary Carlos Cervantes (Doctor), Seth Barrish (Yuppie Shark), Ellen Lancaster (Dried Up Socialite), Julian Barnes (Waiter), Priscilla Shanks (Woman), Jennifer Burry (Second Woman), Susan Cella (Third Woman), Linda Powell (Fourth Woman), Elston Ridgle (Security Guard), Robert Sella (Maitre D'), Samantha Carpel (Reporter (Video)), Stephen Berger (Doorman), Michael Luceri (Waiter at Party), Ben Van Bergen (Storage Facility Client), Edward Kerr (Pilot), Cole Sprouse (Twin), Dylan Sprouse (Twin), Carl Burrows (Businessman (uncredited)), Buck Holland (Mission Control (uncredited))
||When astronaut Spencer Armacost returns to Earth after a mission that nearly cost him his life, he decides to take a desk job in order to see his beautiful wife, Jillian, more often. Gradually, Jillian notices that Spencer's personality seems to have changed, but her concerns fade when she discovers that she's pregnant. As Jillian grows closer to becoming a mother, her suspicions about Spencer return. Why does it seem as if he's a different person?