Fan Casting Will Arnett as “The Second Addition” in The Grim Adventures Of Billy And Mandy

themegacaster made this fan casting suggestion on June 24, 2025. What do you think? See below to cast your vote, or click here to see all fan casting suggestions for this role.

Will Arnett as “The Second Addition” in The Grim Adventures Of Billy And Mandy

Will ArnettCanada

55 years old
William Emerson Arnett (/ɑːrˈnɛt/; born May 4, 1970) is a Canadian and American actor and comedian. He is widely known for his roles as Gob Bluth in the Fox/Netflix sitcom Arrested Development (200...
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The Grim Adventures Of Billy And Mandy

The Grim Adventures Of Billy And Mandy

The Ultimate Tooniverse (Phase Two: Dreams Come True)
After winning a limbo contest against the Grim Reaper, Billy and Mandy force him to become their best friend for all eternity, which of course leads to some supernatural appearances in the town of ...
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Will Arnett is known for his roles in Despicable Me, Men in Black 3, and Ratatouille. He has been suggested by fans for 2,732 roles on myCast, including Best in Best & Worst Comic Book Castings. Similar actors include Bill Hader, Jim Carrey, and Christian Bale. Will Arnett was suggested to play “The Second Addition” in The Grim Adventures Of Billy And Mandy by themegacaster. Other actors sugggested to play this role include Maria Zhang, Dakota Johnson, and Robert Downey Jr.. The Grim Adventures Of Billy And Mandy has 14 roles, including Peter Venkman, Billy, and Ray Stantz.

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