About Billy & Mandy's Jacked-Up Halloween

Released on October 31, 2003
Adventure Horror Animation Comedy

Jack, a headless prankster from Grim's past, uses Billy to steal Grim's scythe so he can destroy Grim and take over the world with demons from the Netherworld.

Full Cast of Billy & Mandy's Jacked-Up Halloween

Grey DeLisle
plays Mandy/Granny/Cowgirl (voice)

About Grey DeLisle

Grey DeLisle (born August 24, 1973), sometimes credited as Grey Griffin, is an American voice actress, comedian and s...

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Greg Eagles
plays Grim/Spirit/Knight (voice)

About Greg Eagles

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Richard Steven Horvitz
plays Billy/Guy (voice)

About Richard Steven Horvitz

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Wayne Knight
plays Jack (voice)

About Wayne Knight

Wayne Elliot Knight (born August 7, 1955) is an American actor. In television, he played Newman on Seinfeld (1992–199...

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Vanessa Marshall
plays Irwin/Toilet Paper Woman (voice)

About Vanessa Marshall

Vanessa Marshall (born October 19, 1969 in Los Angeles, California, U.S.) is an American voice and television actress...

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Billy West
plays Giant Pumpkin/Lumber Jack/Announcer/Cell Phone Guy (voice)

About Billy West

William Richard "Billy" West (born April 16, 1950) is an American voice actor. He launched his career in the early 19...

Cast of
Billy & Mandy's Jacked-Up Halloween

About Billy & Mandy's Jacked-Up Halloween

Full Cast of Billy & Mandy's Jacked-Up Halloween