7.899 The Scooby-Doo/Dynomutt Hour Sep. 11, 1976 The Scooby-Doo/Dynomutt Hour IMDb: 7.899 1976 2 views The Scooby-Doo/Dynomutt Hour is a 60-minute package show produced by Hanna-Barbera Productions in 1976 for ABC Saturday mornings. It marked the ... AnimationComedyFamilyMystery
