Fan Casting John Mahoney as Grebs in Looney Tunes: Back in Action (Reboot)

rowenjackson made this fan casting suggestion on June 15, 2025. What do you think? See below to cast your vote, or click here to see all fan casting suggestions for this role.

John Mahoney as Grebs in Looney Tunes: Back in Action (Reboot)

John MahoneyUnited States

Charles John Mahoney (June 20, 1940 – February 4, 2018) was an English-American actor. He played retired police officer Martin Crane on the NBC sitcom Frasier from 1993 to 2004, receiving nominatio...
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Looney Tunes: Back in Action (Reboot)

Looney Tunes: Back in Action (Reboot)

PG
by Rowen Jackson
A young idealistic inventor travels to the big city to join his Looney Tune friends, only to find himself opposing its sinister new management.
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John Mahoney is known for his roles in The Iron Giant, Antz, and Atlantis: The Lost Empire. He has been suggested by fans for 126 roles on myCast, including Suggestions in Celebrities You Would Want To Bring Back To Life. Similar actors include John Goodman, Kelsey Grammer, and R. Lee Ermey. John Mahoney was suggested to play Grebs in Looney Tunes: Back in Action (Reboot) by rowenjackson. Looney Tunes: Back in Action (Reboot) has 44 roles, including Mother, Hero Girl, and Pepe Le Pew.

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