Jim Ross Meskimen (born September 10, 1959) is an American comedian and actor, perhaps best known for his work on the improvisation show Whose Line Is It Anyway? and as the voice of President George W. Bush and other politicians for the internet Jib Jab animated shorts. He voices Thom Cat, Neighbor John, and Stumpy in Random! Cartoons. Meskimen is the son of actors Marion Ross and Freeman Meskimen. He is a Scientologist.

Filmography

• 2026A Grand Biltmore Christmas
• 2026Hungry — Tim
• Margo's Got Money Troubles — Dr. Porter
• 2026One Last Shot — Director Finch
• The Fall and Rise of Reggie Dinkins — Gert
• 2026The Sheriff — George
• 2026They Killed Pedro — CIA Agent (Voice)
• 2026Three Colors: Pan-African — Doctor Roberts
• 2025God & Buddha Are Friends — Pastor Richard
• 2025War of the Worlds — POTUS
• Good Times — Bill Gates / Zombie (voice)
• Landman — Alan
• Rock, Paper, Scissors — Abraham Lincoln Head / Sentient TV / Movie Character 1 (voice)
• Agent Elvis
• BEEF — David
• 2023Once Upon a Studio — Eeyore / Merlin (voice)
• 2023Sweetwater — Miles Slocum
• The Big Door Prize — Cary Hubbard
• 2022Borrego — Jim
• 2022In a Silent Way — Tape McDuffy
• 2022Merry Kiss Cam — Kiss Cam Announcer
• Mike Judge's Beavis and Butt-Head — Lifeguard / Attractive Person (voice), Harold / Male Gardeners (voice), Anesthesiologist / Nurse (voice), Senior Citizen (voice), Suspicious Vet (voice), TV Announcer (voice), Fertility Clinic Worker (voice), Victor (voice), Forklift Worker (voice), Police Chief (voice)
• We Baby Bears — Papa Fossil / Pterry / Grock (voice)
• Welcome to Chippendales — Phil Donahue
• 2021All Those Small Things — Brian
• American Auto — Soren McGarry
• 2021Bad Detectives — Mr. Strathmore
• 2021Senior Entourage — Dick Van Dyke (Voice)
• 2020Disney Channel Holiday House Party
• 2020Ghosted — Narrator
• Hunters — Judge Wolfgang Müeller
• 2020Superman: Red Son — John F. Kennedy / Dwight D. Eisenhower (voice)
• The Mighty Ones — Chief Justice Moth (voice)
• ThunderCats Roar — Monkian (voice), Monkian / Hurrick (voice), TV Announcer (voice)
• 2019Batman vs Teenage Mutant Ninja Turtles — Commissioner Gordon / Scarecrow (voice)
• Black Monday — Host of "America's Most Unsolved Crimes"
• 2019Corporate Animals — Pegasus Gary
• 2019Driven — Johnny Carson (voice)
• Good Omens — George Bush (voice)
• 2019Stakeout — John Noel
• Constantine: City of Demons — Beroul (voice)
• 2018Constantine: City of Demons - The Movie — Beroul / Cheleb / Quedbas (voice)
• Minecraft: Story Mode — Milo (voice)
• Standup and Away! with Brian Regan — Alpha Team Leader
• The Neighborhood — Dr. Bancroft
• 2018The Sinister Surrogate — Dr. Key
• grown-ish — Captain Mike
• 2017A StoryBots Christmas — The Elf (voice)
• S.W.A.T. — Wayne Storm
• 2017Son to Son — Father, Writer
• The Orville — Grand High Priest (voice)
• Young Sheldon — Dr. Nicholson
• Ask the Storybots — Virus King / B-Cell (voice), Mr. Protein (voice), Horn Head (voice), Additional Voices (voice)
• Morris and the Cow — Senor Insanity (voice)
• The Good Place — Bertram Varmin
• This Is Us — Bob Philips
• Best Friends Whenever — Leopold Gransby
• 2015Justice League: Gods and Monsters — Victor Fries (voice)
• 2015LEGO Marvel Super Heroes: Avengers Reassembled! — Ultron (voice)
• New Looney Tunes — Merle (voice)
• 2015The Adventures of Knickerbock Teetertop — Grandpa (voice)
• 2013Batman: The Dark Knight Returns — President Ronald Reagan (voice)
• Brooklyn Nine-Nine — Deputy Chief Williams
• Marvel's Avengers — Ultron (voice)
• Mom — Man (voice)
• 2013Spacefish: Help Unwanted — Tequila Fork Murphy III, esq. / Batiste "The Universe" Delacroix / Narrator
• Anger Management — Daniel
• 2012Big Top Scooby-Doo! — Phil Flaxman / Detective (voice)
• Chicago Fire — Maurice, CFD Chief
• 2012Justice League: Doom — King (voice)
• 2012Shades of Treason — Sec of State Gen. Colin Powell (voice)
• Teenage Mutant Ninja Turtles — Carlos Chang O'Brien / Megalord (voice), Carlos Chang O'Brien / Worker #2 (voice), Carlos Chang O'Brien / Cab Driver (voice), Carlos Chang O'Brien Gambe / Cop (voice)
• The Legend of Korra — Kuruk / Hunter #1 (voice), Daw (voice), Baatar / Daw / White Lotus Sentry (voice), Additional Voices (voice), Baatar Sr. (voice), Baatar Sr. / Dragon Eel Spirit (voice), Daw / Conductor / Mecha Suit (voice)
• The Mindy Project — Dr. Levinson
• The Soul Man — Louis
• ThunderCats — Aburn (voice), Dog Constable (voice), Vendor (voice), Ponzi (voice)
• G.I. Joe: Renegades — Norton/News Reporter/S.W.A.T. M.P. (voice)
• Hot in Cleveland — Professor Zucker, Robert Redford
• 2010Justice League: Crisis on Two Earths — Captain Super (voice)
• Castle — Randolph Addison
• Community — Christopher Walken Impersonator/ Tommy Lee Jones Impersonator
• Lie to Me — Otto Frankel
• 2009Marry Me
• 2009Not Forgotten — Redd Holden
• Parks and Recreation — Martin
• 2009Superman: Red Son — Lex Luthor / Jor-L / Green Lantern (Guy Gardner) / Joseph Stalin / Perry White
• 2009Terminator Salvation: The Machinima Series
• Terminator Salvation: The Machinima Series
• The Middle — Professor
• 2008Batman: Gotham Knight — Gordon / Deadshot (voice)
• 2008Frost/Nixon — Ray Price
• 2008Justice League: The New Frontier — Slam Bradley (voice)
• Random! Cartoons — Thom Cat / Neighbor John / Stumpy (voice)
• 2008Turok: Son of Stone — Additional Voices (voice)
• Rules of Engagement — Mr. Wrigley
• The Big Bang Theory — Minister, Doctor (voice)
• 2007There Will Be Blood — Signal Hill Married Man
• Shaggy & Scooby-Doo Get a Clue! — Robi / Agent #1 (voice)
• The New Adventures of Old Christine — Bernie
• The Unit — Lawyer
• Avatar: The Last Airbender — Fire Nation Soldier (voice), Additional Voices (voice), Lt. Jee (voice), General How (voice), Avatar Kuruk (voice)
• Criminal Minds — Dr. Ridgeway
• Fat Actress — Scottish Crowman
• 2005Milch
• 2005Rugrats: Tales from the Crib: Snow White — Announcer / Old Mirror / Concert Announcer (voice)
• The Boondocks — Bill O'Reilly/Reporter/Flashback Judge (voice), Man on Street/Anchorman (voice), White House Press Secretary/Detective (voice), Various (voice), Bill O'Reilly (voice), Ronald Reagan/Governor (voice), Anchorman/Talk Show Host (voice), Doctor (voice), Chris Hansen (voice), Reporters (voice), News Reporter (voice)
• The Batman — Chuck (voice)
• 2004The Failures — Businessman
• 2004The Punisher — Accountant #1
• All Grown Up! — Skeleton / Dr. Cartunian / Dr. Cartunian Sr. (voice)
• Cold Case — PJ Prosser
• Happy Family — Dr. Kassel
• NCIS — Farrel Emerson
• Two and a Half Men — Gangster #2
• Andy Richter Controls the Universe
• 2002Lost — Charlie
• The Adventures of Jimmy Neutron: Boy Genius — Quentin Smithee (voice)
• 2001Domestic Disturbance — Bob Lerner
• Justice League — Knight (voice)
• The Nightmare Room — Mr. Warner
• Time Squad — George W. Bush (voice)
• Even Stevens — Dr. Dean
• 2000How the Grinch Stole Christmas — Officer Wholihan
• Malcolm in the Middle — Waiter
• 2000Our Lips Are Sealed — Rick Parker
• 1999A Murder of Crows — Salesman
• 1999Alvin and the Chipmunks Meet Frankenstein — Mr. Yesman (voice)
• 1999EDtv — Dr. Geller
• Family Guy — Ron Howard (voice)
• 1999Inherit the Wind — Sauber
• Judging Amy — Dr. Land
• 1999Lost & Found — Good Samaritan
• 1999Magnolia — Forensic Scientist
• 1999The Other Sister — Carla's Minister
• The Parkers
• Dharma & Greg — Fire Inspector
• 1997Nothing to Lose — Ginger
• The Angry Beavers
• The Journey of Allen Strange
• 3rd Rock from the Sun — Alan
• Arli$$ — PSA Director
• 1996Dear God — State D.A.
• 1996Jingle All the Way — Police Officer at Parade
• 1996Orientation: A Scientology Information Film — Academy Supervisor
• Pacific Blue — Eddie Logan
• Superman: The Animated Series — Janitor (voice)
• The Real Adventures of Jonny Quest — Dr. Vedder (voice), Torgeson (voice), Black Jack Lee Impostor (voice), Havel (voice) / Conn (voice)
• 1995Apollo 13 — TELMU White
• 1995Gordy — President Clinton (voice)
• MADtv — Neil
• Ned & Stacey — Bill
• Pinky and the Brain — Del Monte (voice)
• Friends — Bill
• 1994The Paper — Tom
• Beverly Hills, 90210 — Male shopper
• The Fresh Prince of Bel-Air — Werner
• Family Matters — Mission Controller
• Garrison 7: The Fallen — Galen
• Slashing Silverlake — Dr. Addington

Appearances as themselves (4)

• 2014I Know That Voice — Self
• 2008The Brothers Warner — Self (voice)
• Good Day Live — Self
• Whose Line Is It Anyway? — Himself