Ivan Reitman Director, Producer Arnold Schwarzenegger Dr. Alex Hesse Actor Danny DeVito Dr. Larry Arbogast Actor Emma Thompson Dr. Diana Reddin Actor Frank Langella Noah Banes Actor Pamela Reed Angela Actor Judy Collins Naomi Actor James Eckhouse Ned Sneller Actor Aida Turturro Louise Actor Kevin Wade Screenwriter Chris Conrad Screenwriter, Executive Producer Gordon A. Webb Producer Neal Nordlinger Producer Daniel Goldberg Executive Producer Joe Medjuck Executive Producer Beverly J. Camhe Executive Producer James Newton Howard Original Music Adam Greenberg Cinematographer Wendy Greene Bricmont Film Editing Sheldon Kahn Film Editing Michael Chinich Casting Stephen J. Lineweaver Production Design Gary Wissner Art Director Clay A. Griffith Set Decoration Albert Wolsky Costume Design