GretschwasborninSt.Cloud,MinnesotaandgrewupinAlbany,Minnesota,thesonofRussandBarb.Hehasasister,Jane,andabrother,Steve.GretschwasraisedCatholic. In1999GretschmarriedformeractressMelanieShatner,daughterofWilliamShatner,withwhomhehastwodaughters,KayaandWillow.