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The film features the main series cast along with notable guest voices: : Voiced by Richard Steven Horvitz . Mandy & Mandroid : Voiced by Grey DeLisle . Grim : Voiced by Greg Eagles. The Boogeyman : Voiced by Fred Willard . Irwin : Voiced by Vanessa Marshall . Fred Fredburger : Voiced by C.H. Greenblatt . Horror : Voiced by George Segal . Reception and Availability
(original title: Billy & Mandy's Big Boogey Adventure ) is a 2007 animated television film produced by Cartoon Network Studios . It is the first feature-length movie based on the series The Grim Adventures of Billy & Mandy . Plot Overview
The story begins with a glimpse into a dystopian future where an older Mandy rules with an iron fist. Back in the present, Grim is stripped of his title and powers by the Underworld Court due to his failure to properly reap a soul because of Billy and Mandy's interference.
The film features the main series cast along with notable guest voices: : Voiced by Richard Steven Horvitz . Mandy & Mandroid : Voiced by Grey DeLisle . Grim : Voiced by Greg Eagles. The Boogeyman : Voiced by Fred Willard . Irwin : Voiced by Vanessa Marshall . Fred Fredburger : Voiced by C.H. Greenblatt . Horror : Voiced by George Segal . Reception and Availability
(original title: Billy & Mandy's Big Boogey Adventure ) is a 2007 animated television film produced by Cartoon Network Studios . It is the first feature-length movie based on the series The Grim Adventures of Billy & Mandy . Plot Overview
The story begins with a glimpse into a dystopian future where an older Mandy rules with an iron fist. Back in the present, Grim is stripped of his title and powers by the Underworld Court due to his failure to properly reap a soul because of Billy and Mandy's interference.