Delivered in the thirteen Spirits off Scooby-Doo Scooby-Dum Scooby-Dum are a supporting character about Scooby Doo Reveal, voiced from the Daws Butler. [6] Scooby-Dum, a white Merle Great Dane having areas and you can dollars white teeth is actually Scooby-Doo’s slow-witted cousin (their lineage try dubious since Shaggy states that he is his brother on