Acting
- 2026Draw Your WeaponsModar1 ep.
- 2023Faster, Purple Worm! Kill! Kill!Pepper Pricklefoot1 ep.
- 2019Ultramechatron Team Go!Ubermensch Pilot1 ep.
- 2019The Dungeon RunSelf / Tustin Trollbreaker1 ep.
- 2015Critical RoleGarthok1 ep.
- 2012My Gimpy LifeTeale's Friend5 ep.
- 2012The Legend of KorraLeader / Guard #2 / Guy in Crowd (voice)1 ep.
- 2008Batman: The Brave and the BoldDollman (voice)1 ep.
- 2007The GuildJason Miller2 ep.
- 2005Avatar: The Last AirbenderAdditional Voices (voice)4 ep.
- 2002The OsbournesSelf1 ep.
Behind the camera
- 2017Sagas of SundryMusic14 ep.
- 2012My Gimpy LifeMusic5 ep.
Guest appearances
- 2026Draw Your WeaponsModar1 ep.
- 2023Faster, Purple Worm! Kill! Kill!Pepper Pricklefoot1 ep.
- 2022The Dungeon RunSelf / Tustin Trollbreaker1 ep.
- 2019Ultramechatron Team Go!Ubermensch Pilot1 ep.
- 2016Critical RoleGarthok1 ep.
- 2014The Legend of KorraLeader / Guard #2 / Guy in Crowd (voice)1 ep.
- 2012My Gimpy LifeTeale's Friend1 ep.
- 2011The GuildJason Miller2 ep.
- 2010Batman: The Brave and the BoldDollman (voice)1 ep.
- 2006Avatar: The Last AirbenderAdditional Voices (voice), Scary Prisoner (voice)4 ep.
- 2002The OsbournesSelf1 ep.
Also known as: The Guise · J.C. Miller · J. C. Miller · Jason C. Miller · Jason Miller · C. J. Mills · C.J. Mills