Showtime

Glenn Leopold

Writing

Screenwriter / Writer.

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Known for

Scooby-Doo on Zombie Islandmovie

Scooby-Doo on Zombie Island

1998

The Smurfstv

The Smurfs

1981

The Jetsonstv

The Jetsons

1962

Scooby-Doo! and the Witch's Ghostmovie

Scooby-Doo! and the Witch's Ghost

1999

Scooby-Doo and the Alien Invadersmovie

Scooby-Doo and the Alien Invaders

2000

Scooby-Doo and Scrappy-Dootv

Scooby-Doo and Scrappy-Doo

1979

Scooby-Doo and the Ghoul Schoolmovie

Scooby-Doo and the Ghoul School

1988

The Prowlermovie

The Prowler

1981

Dougtv

Doug

1991

The 13 Ghosts of Scooby-Dootv

The 13 Ghosts of Scooby-Doo

1985

Writing39

Pac-Man and the Ghostly Adventurestv

Pac-Man and the Ghostly Adventures

2013

Writer

Dork Hunters From Outer Spacetv

Dork Hunters From Outer Space

2008

Writer

Action Man: A.T.O.M.tv

Action Man: A.T.O.M.

2005

Scenario Writer

The Haunted Pumpkin of Sleepy Hollowmovie

The Haunted Pumpkin of Sleepy Hollow

2002

Writer

Scooby-Doo and the Alien Invadersmovie

Scooby-Doo and the Alien Invaders

2000

Story

Kong: The Animated Seriestv

Kong: The Animated Series

2000

Writer

Scooby-Doo! and the Witch's Ghostmovie

Scooby-Doo! and the Witch's Ghost

1999

Writer

Sabrina: The Animated Seriestv

Sabrina: The Animated Series

1999

Writer

The New Woody Woodpecker Showtv

The New Woody Woodpecker Show

1999

Writer

Scooby-Doo on Zombie Islandmovie

Scooby-Doo on Zombie Island

1998

Story, Lyricist, Screenplay

The Real Adventures of Jonny Questtv

The Real Adventures of Jonny Quest

1996

Writer

Dumb and Dumbertv

Dumb and Dumber

1995

Writer

A Flintstones Christmas Carolmovie

A Flintstones Christmas Carol

1994

Writer

Fantastic Fourtv

Fantastic Four

1994

Writer

The Town Santa Forgotmovie

The Town Santa Forgot

1993

Teleplay

The Twelve Days of Christmasmovie

The Twelve Days of Christmas

1993

Writer

Biker Mice from Marstv

Biker Mice from Mars

1993

Writer

SWAT Kats: The Radical Squadrontv

SWAT Kats: The Radical Squadron

1993

Writer

Monster in My Pocket: The Big Screammovie

Monster in My Pocket: The Big Scream

1992

Writer

Dougtv

Doug

1991

Writer

The Pirates of Dark Watertv

The Pirates of Dark Water

1991

Writer

Gravedale Hightv

Gravedale High

1990

Writer, Story

The Adventures of Ronald McDonald: McTreasure Islandmovie

The Adventures of Ronald McDonald: McTreasure Island

1990

Writer

Scooby-Doo and the Ghoul Schoolmovie

Scooby-Doo and the Ghoul School

1988

Writer

The Smurfs: 'Tis the Season to Be Smurfymovie

The Smurfs: 'Tis the Season to Be Smurfy

1987

Writer

Snorks: Bubbles of Funmovie

Snorks: Bubbles of Fun

1987

Writer

Paw Pawstv

Paw Paws

1985

Writer

Back to Next Saturdaymovie

Back to Next Saturday

1985

Writer

The 13 Ghosts of Scooby-Dootv

The 13 Ghosts of Scooby-Doo

1985

Writer

Too Scared to Screammovie

Too Scared to Scream

1984

Writer

Snorkstv

Snorks

1984

Writer

Pink Panther and Sonstv

Pink Panther and Sons

1984

Writer

Benji, Zax & the Alien Princetv

Benji, Zax & the Alien Prince

1983

Story

Shirt Talestv

Shirt Tales

1982

Writer

The Prowlermovie

The Prowler

1981

Writer

The Smurfstv

The Smurfs

1981

Story, Writer

Scooby-Doo and Scrappy-Dootv

Scooby-Doo and Scrappy-Doo

1979

Writer, Writers' Production

The New Fred and Barney Showtv

The New Fred and Barney Show

1979

Story

The Jetsonstv

The Jetsons

1962

Writer

Crew1

The Popeye Valentine Special: Sweethearts at Seamovie

The Popeye Valentine Special: Sweethearts at Sea

1979

Additional Dialogue