HomePeople Biography and filmographyGavin Gregory Biography unavailable on TMDB. Movies (1)TV shows (4) Photos Movies (1) Love's Secret Ingredient2023 · Jay TV shows (4) F.B.I.2018 · Joseph McMahon III Madam Secretary2014 · Guard La Ley y el Orden: Unidad de Víctimas Especiales1999 · Transit Officer, Detective Gallagher Dawson crece1998 · Mike