PersonJohn Diehl20 credits in the catalogue: acting.On the wikisJurassic Park Wiki · SGCommandActingStripes1981CruiserEscape from New York1981PunkNational Lampoon's Vacation1983Assistant MechanicJoysticks1983ArnieMiami Vice1984Det. Lawrence "Larry" ZitoAngel1984The KillerWhite of the Eye1987Mr DupreeMotorama1991PhilFalling Down1993Dad (Back Yard Party)Gettysburg1993Pvt. BucklinStargate1994Lieutenant KawalskyThe New Age1994LyleNixon1995Gordon LiddyThree Wishes1995Leland's DadA Time to Kill1996Tim NunleyFoxfire1996Mr. ButtingerCon Air1997Poe's Lawyer (uncredited)Anywhere but Here1999JimmyPearl Harbor2001Senior DoctorJurassic Park III2001Cooper