Home People J. Marvin Campbell J. Marvin Campbell movies J. Marvin Campbell movies J. Marvin Campbell Movies (5) Shiloh Falls (2007) As Wyatt (as Marvin Campbell). Xtro 3: Watch the Skies (1995) As Biber. Amanda & the Alien (1995) As guard. Seedpeople (1992) As Deputy Fraser. Diplomatic Immunity (1991) As Lt. Strathern.
