Greg ManionGreg Manion Selective FilmographyHollow Man(2000)Special effectsPuppeteerThe X Files(1998)Other crewPuppeteerJurassic Park(1993)Special effectsMechanical department (as Gregory Manion) (Stan Winston Studio)Batman Returns(1992)Special effectsMechanical department (as Gregory Manion) (Stan Winston Studio)Terminator 2: Judgment Day(1991)Special effectsMechanical department (as Gregory Manion) (Stan Winston Studio)(*) uncredited