Arnold Schwarzenegger (Douglas Quaid / Hauser), Rachel Ticotin (Melina), Sharon Stone (Lori Quaid), Ronny Cox (Vilos Cohaagen), Michael Ironside (Richter), Michael Champion (Helm), Marshall Bell (George / Kuato), Rosemary Dunsmore (Dr. Lull), Robert Costanzo (Harry), Michael Gregory (Rebellenleutnant), Mickey Jones (stämmiger Bergarbeiter), Ray Baker (Bob McClane), Mark Carlton (Barmann), Marc Alaimo (Everett), Lycia Naff (Prostituierte Mary), Dean Norris (Tony), David Knell (Ernie), Roy Brocksmith (Dr. Edgemar), Priscilla Allen (dicke Frau), Michael LaGuardia (Stevens), Ken Strausbaugh (Einwanderungsbeamter), Debbie Lee Carrington (Thumbelina), Mel Johnson jr. (Benny), Ken Gildin (Hotelangestellter), Alexia Robinson (Tiffany)