Frank Welker
Scooby-Doo
Scoob! Holiday Haunt is an unreleased American animated mystery comedy film based on Hanna-Barbera's Scooby-Doo franchise, produced by Warner Bros. Pictures and Warner Animation Group. It was set to be a prequel to the 2020 film Scoob!. The film follows a young Mystery Incorporated investigating a mystery in a holiday-themed resort. imdb.com