Liam O'Brien

The Dragon King

TV · 1 ep

Tale Gate

TV · as Self · 2 eps

Critical Role Live: Tag Team at the Teeth – The Misty Ascent

Movie · as Caleb Widogast

Critical Role Live: Tag Team at the Teeth – Beyond the Shroud

Movie · as Orym, of the Air Ashari

Critical Role Live: Oaths & Ash

Movie · as Orym, of the Air Ashari

Critical Role Live: Jester and Fjord's Wedding

Movie · as Caleb Widogast

Age of Umbra

TV · as Skreev · 8 eps

The Mighty Nein

TV · as Caleb (voice) · 8 eps

LEGO Marvel Avengers: Strange Tails

TV · as Doctor Strange / Red Skull (voice) · 1 ep

Weird Kids

TV · as McTuff (voice) · 4 eps

Critical Role Cooldown

TV · as Self · 85 eps

Critical Role Abridged

TV · as Orym, of the Air Ashari · 123 eps

MOONWARD

TV · as Walden Orlock · 4 eps

Daggerheart

TV · as Xarlo Grandall · 9 eps

Fireside Chat

TV · as Self · 3 eps

LEGO Marvel Avengers: Code Red

Movie · as Red Skull / Hydra Goon 2 (voice)

Adventure Never Ends: A Tabletop Saga

Movie · as Self

Star Wars: Young Jedi Adventures

TV · as Master Estala Maru (voice), Onderrs (voice) · 2 eps

Candela Obscura

TV · as Cosmo Grimm, Game Master · 3 eps

The Legend of Vox Machina

TV · as Vax'ildan (voice) · 48 eps

Dirty Laundry

TV · as Self - Guest · 1 ep

4-Sided Dive

TV · as Self · 14 eps

DOTA: Dragon's Blood

TV · as Nikdo / Bandit #1 / Bandit #4 (voice) · 1 ep

Star Wars: The Bad Batch

TV · as Bolo / Captured Falleen / Raney (voice), Bolo / Tactical Droid (voice), Bolo / Scrapper (voice), Bolo (voice), Bolo / Pyke (voice), Bartender Droid / Stormtrooper #1 / Stormtrooper #3 (voice), Devaronian Captain / Pyke (voice) · 1 ep

Exandria Unlimited

TV · as Orym, of the Air Ashari, Erro Mordaurum · 8 eps

Carmen Sandiego: To Steal or Not to Steal

Movie · as Professor Maelstrom / Diplomat / Guard 2 (voice)

Crit Recap Animated

TV · as Orym, of the Air Ashari (voice), Caleb Widowgast (voice) · 1 ep

Narrative Telephone

TV · as Self, Self - Storyteller · 24 eps

Carmen Sandiego

TV · as Professor Maelstrom / Vlad / Boris / Others (voice) · 31 eps

LEGO Marvel Super Heroes: Black Panther - Trouble in Wakanda

Movie · as Doctor Strange (voice)

Um, Actually...

TV · as Self - Contestant · 1 ep

Between the Sheets

TV · as Self · 1 ep

Between the Sheets - Critical Role

TV · as Self · 7 eps

All Work No Play

TV · as Self · 27 eps

Sagas of Sundry

TV · as Emmett Markham · 8 eps

Ginger & Snapper

Movie · as Snapper (voice)

Hulk: Where Monsters Dwell

Movie · as Doctor Strange (voice)

The Phoenix Incident

Movie · as Jacob Reynolds

Everstar

Movie · as Paxley (voice)

CelebriD&D

TV · as Vax'ildan · 1 ep

Critical Role

TV · as Vax'ildan Vessar, Orym, of the Air Ashari, Caleb Widogast, Halandil "Hal" Fang · 115 eps

Star Wars Rebels: Spark of Rebellion

Movie · as Yogar Lyste/ Morad Sumar/ Vendor 1

JLA Adventures: Trapped in Time

Movie · as Aquaman / Batwing Computer (voice)

Iron Man & Captain America: Heroes United

Movie · as The Red Skull (voice)

Star Wars Rebels

TV · as Commander (voice), Lt. Lyste / Stormtrooper Squad Leader (voice), Lt. Lyste / Morad Sumar (voice), Deck Officer / Imperial Tech / Lieutenant Lyste (voice) · 1 ep

Iron Man & Hulk: Heroes United

Movie · as The Red Skull (voice)

Phineas and Ferb: Mission Marvel

Movie · as Red Skull (voice)

Marvel's Avengers

TV · as Red Skull / Commuter (voice), Doctor Strange (voice), Red Skull (voice) · 1 ep

Sofia the First

TV · as Boswell (voice) · 1 ep

Game On!

TV · as Self - Guest · 1 ep

Wolverine and the X-Men: Fate of the Future

Movie · as Kurt Wagner / Nightcrawler (voice) (archive footage)

Planet Hulk

Movie · as Hiroim (voice)

Regular Show

TV · as Tango (voice) · 1 ep

G.I. Joe: Renegades

TV · as Captain Anatoly Krimov/Red Star/German CEO (voice) · 1 ep

Afro Samurai: Resurrection

Movie · as Shichogoro (voice)

Wolverine and the X-Men

TV · as Kurt Wagner (voice) · 26 eps

Adventures in Voice Acting

Movie · as Self

Phineas and Ferb

TV · as Red Skull (voice) · 1 ep

Descendants of Darkness

TV · as (voice) · 13 eps