The Were-Doo of Doo Manor A Pup Named Scooby-Doo : Season 4 Episode 1
TV-G ABC 30m int(0)
Aired: August 3rd, 1991 @ 12:00 AM EST on ABC
When a were-Doo appears at Scooby's family home, he learns that he's cursed to transform into a werewolf himself.