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Written by William Hanna

William Hanna has a writing credit on 13 films here, including Scooby-Doo 2: Monsters Unleashed, Tom & Jerry, and The Flintstones in Viva Rock Vegas.

The Little Orphan 1949 • 8m
Straight Outta Nowhere: Scooby-Doo! Meets Courage the Cowardly Dog 2021 • 1h 12m
Scooby-Doo! and the Gourmet Ghost 2018 • 1h 17m
Tom and Jerry: The Magic Ring 2001 • 1h 2m
Tom and Jerry: Willy Wonka and the Chocolate Factory 2017 • 1h 19m
Tom and Jerry: Shiver Me Whiskers 2006 • 1h 14m
Scooby-Doo and the Alien Invaders 2000 • 1h 14m
Scooby-Doo! and the Cyber Chase 2001 • 1h 14m
Tom & Jerry 2021 • 1h 41m
Tom and Jerry Meet Sherlock Holmes 2010 • 50m
The Flintstones in Viva Rock Vegas 2000 • 1h 30m
Scooby-Doo 2: Monsters Unleashed 2004 • 1h 33m
Hey There, It's Yogi Bear! 1964 • 1h 29m