Glenn Leopold

Scooby-Doo on Zombie Island

1998 · Writer

The Smurfs

1981 · Writer

The Jetsons

1962 · Writer

Scooby-Doo! and the Witch's Ghost

1999 · Writer

Scooby-Doo and the Alien Invaders

2000 · Writer

Scooby-Doo and the Ghoul School

1988 · Writer

Scooby-Doo and Scrappy-Doo

1979 · Writer

The Prowler

1981 · Writer

Doug

1991 · Writer

The 13 Ghosts of Scooby-Doo

1985 · Writer

A Flintstones Christmas Carol

1994 · Writer

Pac-Man and the Ghostly Adventures

2013 · Writer

SWAT Kats: The Radical Squadron

1993 · Writer

Fantastic Four

1994 · Writer

Sabrina: The Animated Series

1999 · Writer

The New Woody Woodpecker Show

1999 · Writer

Biker Mice from Mars

1993 · Writer

Snorks

1984 · Writer

The Real Adventures of Jonny Quest

1996 · Writer

Pink Panther and Sons

1984 · Writer

The Pirates of Dark Water

1991 · Writer

Too Scared to Scream

1984 · Writer

The Smurfs: 'Tis the Season to Be Smurfy

1987 · Writer

Dumb and Dumber

1995 · Writer

The Haunted Pumpkin of Sleepy Hollow

2002 · Writer

The Town Santa Forgot

1993 · Writer

Paw Paws

1985 · Writer

Kong: The Animated Series

2001 · Writer

Benji, Zax & the Alien Prince

1983 · Writer

The New Fred and Barney Show

1979 · Writer