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Jason Griffith
Jason Adam Griffith

Other names J. Griff
Adam Caroleson
DJ Tanner
Occupation Actor
Years active 1997–present
Melissa Ryan
(m. 2015)
Children 2

Jason Adam Griffith is an American actor who's done his voice over work for NYAV Post, 4Kids Entertainment and DuArt Film and Video. He is best known as the voice of Sonic the Hedgehog and Shadow the Hedgehog in the English dub of Sonic X, as well as in Sonic the Hedgehog video games from 2004 to 2010.

Early life

Jason Griffith was born in Lakeline, Ohio. He graduated from the North High School in Eastlake, Ohio in 1999.


Griffith began his acting career in 1997, at seventeen years old. He made his feature film debut in the romantic comedy-drama film, Edge of Seventeen in an uncredited role as Scott.

He also had an uncredited role as Cassius in the 2008 thriller film, Kill Kill Faster Faster. In television, he appeared in an episode of Blue Bloods as Suit in Red Sportscar.

Since 2003, Griffith has been working extensively as a voice actor. He voiced many characters in various animated films, television shows and video games, including Tom Majors in Chaotic and Miyamoto Usagi in Teenage Mutant Ninja Turtles. He also did the voice of Bongo the Monkey in the Danimals commercials, he also appeared in the 2015 kids television show Super Wings as Bello and was a promo announcer for 4Kids TV, The CW4Kids and Toonzai.

Griffith is well known as the former voice of Sega mascot Sonic the Hedgehog (replacing Ryan Drummond), as well as Shadow the Hedgehog (replacing David Humphrey) and Jet the Hawk, in the Sonic the Hedgehog video game series, where he is credited as Jason Griffith and Adam Caroleson.

In 2010, his role as Sonic was passed to Roger Craig Smith, his role as Shadow was passed to Kirk Thornton, and his role as Jet was passed to Michael Yurchak.

From 2011 to 2012, he starred in the web comedy series Casters as Cal.

Personal life

Griffith married Melissa Ryan on August 15, 2015. They have two sons.




Year Title Role Notes
1998 Edge of Seventeen Scott Uncredited
2007 Am I Evil Greg
2008 Kill Kill Faster Faster Cassius Uncredited
The Machine Girl Ryota, Additional voices English dub
2009 ManDate Chris Short
2013 The Penny Dreadful Picture Show Clive
2016 Monsterland Doctor Segment: "The Grey Matter"
C Street Congressman Wood
2017 Hold on Loosely Ronnie Short
2018 Yucatán Additional voices English dub
2019 Threebound Matt Cahill Also producer
Mr. Styx and Me Teo Short
2020 Psycho Sally Manny Short
2021 Andromeda Griffin Short
2022 Lift Edward Short


Year Title Role Notes
2011 Blue Bloods Suit in Red Sportscar Episode: "Black and Blue"
2020 The Last Word Konstantin Nowak (voice) English version
5 episodes
2022 The Orville Krill Soldier Episode #3.10
2023 Chronicles of Jessica Wu Officer Miller Episode: "Wanna get away?"

Voice roles


Year Title Role Notes
2006 Pokemon: Lucario and the Mystery of Mew Sir Aaron
2008 Sonic: Night of the Werehog Sonic the Hedgehog / Sonic the Werehog Short
2009 Pokemon: Arceus and the Jewel of Life Marcus
2009 Turtles Forever 1984 Mirage Leonardo As Adam Caroleson
2010 Animals United Toto
2011 The Painting Additional voices
Pokémon the Movie: Black—Victini and Reshiram and White—Victini and Zekrom Cilan
2012 Pokémon the Movie: Kyurem vs. the Sword of Justice Cilan
2013 Pokémon the Movie: Genesect and the Legend Awakened Cilan
2015 009 Re:Cyborg 009/Joe Shimamura
2016 Psychic School Wars Saito
2017 The Guardian Brothers Chet Spiritman
GadgetGang in Outer Space Robots
Lu over the Wall Additional voices
2018 The Snow Queen 3: Fire and Ice Kai, Admiral, Additional voices
Pixi Saves Christmas Melchior, Elfreud, Anelfmari
2019 UglyDolls Additional voices
Tall Tales from the Magical Garden of Antoon Krings Benny
Mazinger Z: Infinity Mucha
2021 Sheep and Wolves: Pig Deal Skinny, Additional voices
Vivo Additional voices
Night of the Animated Dead Scientist #2, Police Officer
2022 Paws of Fury: The Legend of Hank Additional voices


Year Title Role Notes
2003–2006 Sonic X Sonic the Hedgehog, Shadow the Hedgehog, Newscaster (ep 16), Prison Guard (ep 42) 76 episodes
Credited as J. Griff
2003–present Pokémon Brawly, Cilan, Looker, Timmy Grimm, Tate, Marcus, Additional voices 207 episodes
2004 Gravitation Tatsuha Uesugi
2004–2007 One Piece Usopp, Yasopp 95 episodes
4Kids version
2005 MÄR Monkey #3 Episode: "Babbo: The Legendary ÄRM!"
2005–2008 Yu-Gi-Oh! GX Atticus Rhodes, Nightshroud, Harrington Rosewood, Osamu 22 episodes
2008–2011 Yu-Gi-Oh! 5D's Primo, Ghost, Taka, Shira, Robert Pearson
2009 Kurokami: The Animation Keita Ibuki 23 episodes
2010 Slayers Evolution-R Abel Ranzaad
2010 Bakuman Hayato, Kawasaki 13 episodes
2011–2015 Yu-Gi-Oh! Zexal Nistro, Caswell Francis 46 episodes
2015-2017 Yu-Gi-Oh! Arc-V Herk, Reed Pepper, Iggy Arlo, Officer 227 2 episodes
2018 FLCL Progressive Masurao 5 episodes
2022 Romantic Killer Kazuki Tsukasa
2023–present Vinland Saga Snake Season 2
Netflix dub


Year Title Role Notes
2002–2003 Mission Odyssey Zephyr
2004–2023 Kikoriki Chiko (Yoshik/Ежик) 4Kids dub
2004–2009 Teenage Mutant Ninja Turtles Utrom, Miyamoto Usagi, Raxis, additional voices 12 episodes
2005 Winx Club Darkar 23 episodes
4Kids version
G.I. Joe Sigma 6 Snake Eyes Flashbacks
2006–2009 Viva Piñata Terry Tigermisu
2006–2010 Chaotic Tom Majors, Zhade, Frafdo Credited as Adam Caroleson
2008 Three Delivery Additional voices
2008–2009 TMNT: Back to the Sewer Miyamoto Usagi
2009 Astonishing X-Men Elixir Motion comic
Angel's Friends Sulfus Episode: "Volare con le proprie ali"
2010 Iron Man: Extremis Iron Man/Tony Stark Motion comic
2004–2006 Blue's Room The Small Green Thing
Tai Chi Chasers Yanima
2011 Shaktimaan: The Animated Series Vehaan Arya / Shaktimaan
2011 Virus Attack
2013–2014 The Crumpets Grownboy Distribimage version
2013–2016 Alisa Knows What to Do! Professor Salazar
2014-2015 Super 4 Additional voices
2015, 2017 Super Wings Bello 3 episodes
2016 World of Winx Ace
Lastman 4 episodes
2017 Tip the Mouse Snail #2
2018–2019 Space Chickens in Space Chuck

Video games

Year Title Voice role Notes
2002 Lord Krawsferatu Teslo the Zombie Lord Credited as Adam Caroleson
2004 Teenage Mutant Ninja Turtles 2: Battle Nexus Slashuur, Miyamoto Usagi
2005 Sonic Rush Sonic the Hedgehog
Shadow the Hedgehog Shadow the Hedgehog, Shadow Androids, Sonic the Hedgehog
2006 Neverwinter Nights 2 Bevil
Sonic Riders Sonic the Hedgehog, Jet the Hawk, Shadow the Hedgehog
Sonic the Hedgehog Sonic the Hedgehog, Shadow the Hedgehog
Sonic Rivals
2007 Sonic and the Secret Rings Credited as Adam Caroleson
Sonic Rush Adventure Sonic the Hedgehog
Sonic Rivals 2 Sonic the Hedgehog, Shadow the Hedgehog
Mario & Sonic at the Olympic Games
2008 Sonic Riders: Zero Gravity Sonic the Hedgehog, Jet the Hawk, Shadow the Hedgehog Credited as Adam Caroleson
Super Smash Bros. Brawl Sonic the Hedgehog, Shadow the Hedgehog
Sega Superstars Tennis Archive footage
Alone in the Dark Hammet, Jack the Watchman
Sonic Unleashed Sonic the Hedgehog / Werehog, Professor Pickle's Assistant
2009 Sonic and the Black Knight Sonic the Hedgehog, Shadow the Hedgehog, Jet the Hawk
Teenage Mutant Ninja Turtles: Smash-Up Foot Ninja
Reservoir Dogs 2 Mr. Red
Mario & Sonic at the Olympic Winter Games Sonic the Hedgehog, Shadow the Hedgehog, Jet the Hawk
2010 Shira Oka: Second Chances Sakuragi Hiroshi
Sonic & Sega All-Stars Racing / With Banjo-Kazooie Sonic the Hedgehog, Shadow the Hedgehog Archive footage
2012 Batman: The Dark Knight Rises Jonathan Crane
Modern Combat 4: Zero Hour SGS Soldier
2013 Gangstar Vegas Cop 3, Radio Ads, Additional voices Jason Adam Griffith
2014 Modern Combat 5: Blackout Alex Hawk
Dungeon Hunter 5 Malcor
Asphalt Overdrive Cop
2017 Yu-Gi-Oh! Duel Links Primo
White Day: A Labyrinth Named School Music Teacher, Bong-gu
2018 Pathfinder: Kingmaker Baron
2019–present Sonic P-06 Sonic the Hedgehog, Shadow the Hedgehog Unity fan-game; archive footage
2021 The Artful Escape Caretaker, Gnarl Sagan, Record Store Clerk
2022 Elex II Falk
Neon White Additional voices
Call of Duty: Modern Warfare II Additional voices
2023 Wo Long: Fallen Dynasty Yuan Shao English version


Year Title Role Notes
2011–2012 Casters Cal 6 episodes
2018 Kappa Crypto Mr. Salazar 8 episodes
2020–2021 Sonic and Tails R Shadow the Hedgehog 2 episodes
YouTube audio drama series
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