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Liam O'Brien

Liam O'Brien

Known For Acting
Birthday May 28, 1976 (49)
Birthplace Belleville, New Jersey, USA
Popularity 1 (history)
Updated Mar 09, 2026
Entry Date Apr 13, 2024
Links TMDb IMDb
Biography

Liam is an American voice actor, writer and voice director in the Los Angeles area. He has been involved in many English-language adaptations of Japanese anime, and is also a regular in numerous video games and cartoons. [wikipedia] ...

Known For

Filmography

LEGO Marvel Avengers: Code Red

LEGO Marvel Avengers: Code Red

2023

as Red Skull / Hydra Goon 2 (voice)

Carmen Sandiego: To Steal or Not to Steal

Carmen Sandiego: To Steal or Not to Steal

2020

as Professor Maelstrom / Diplomat / Guard 2 (voice)

Hulk: Where Monsters Dwell

Hulk: Where Monsters Dwell

2016

as Doctor Strange (voice)

Ginger & Snapper

Ginger & Snapper

2016

as Snapper (voice)

Everstar

Everstar

2015

as Paxley (voice)

The Phoenix Incident

The Phoenix Incident

2015

as Jacob Reynolds

Iron Man & Captain America: Heroes United

Iron Man & Captain America: Heroes United

2014

as The Red Skull (voice)

JLA Adventures: Trapped in Time

JLA Adventures: Trapped in Time

2014

as Aquaman / Batwing Computer (voice)

Star Wars Rebels: Spark of Rebellion

Star Wars Rebels: Spark of Rebellion

2014

as Yogar Lyste/ Morad Sumar/ Vendor 1

Iron Man & Hulk: Heroes United

Iron Man & Hulk: Heroes United

2013

as The Red Skull (voice)

Phineas and Ferb: Mission Marvel

Phineas and Ferb: Mission Marvel

2013

as Red Skull (voice)

Planet Hulk

Planet Hulk

2010

as Hiroim (voice)

Afro Samurai: Resurrection

Afro Samurai: Resurrection

2009

as Shichogoro (voice)

No data available

No data available

No data available

Organization Category Movie
Television Credits

Critical Role: The Mighty Nein

as Caleb Widogast

Episodes: 145

First Aired: Jan 11, 2018

Critical Role

as Caleb Widogast

Episodes: 141

First Aired: Mar 12, 2015

Critical Role Abridged

as Orym

Episodes: 122

First Aired: May 09, 2024

Critical Role

as Orym, of the Air Ashari

Episodes: 121

First Aired: Mar 12, 2015

Critical Role

as Vax'ildan Vessar

Episodes: 115

First Aired: Mar 12, 2015

The Legend of Vox Machina

as Vax'ildan (voice)

Episodes: 37

First Aired: Jan 27, 2022

Wolverine and the X-Men

as Kurt Wagner (voice)

Episodes: 26

First Aired: Jan 23, 2009

Critical Role

as Halandil "Hal" Fang

Episodes: 19

First Aired: Mar 12, 2015

Descendants of Darkness

as (voice)

Episodes: 13

First Aired: Oct 02, 2000

Crit Recap Animated

as Caleb Widowgast (voice)

Episodes: 10

First Aired: Dec 23, 2020

Daggerheart

as Xarlo Grandall

Episodes: 9

First Aired: Dec 03, 2024

Sagas of Sundry

as Emmett Markham

Episodes: 8

First Aired: Jun 29, 2017

Exandria Unlimited

as Orym, of the Air Ashari

Episodes: 8

First Aired: Jun 24, 2021

Age of Umbra

as Skreev

Episodes: 8

First Aired: May 29, 2025

The Mighty Nein

as Caleb (voice)

Episodes: 8

First Aired: Nov 19, 2025

Exandria Unlimited

as Erro Mordaurum

Episodes: 4

First Aired: Jun 24, 2021

MOONWARD

as Walden Orlock

Episodes: 4

First Aired: Aug 07, 2024

Candela Obscura

as Cosmo Grimm

Episodes: 3

First Aired: May 25, 2023

Candela Obscura

as Game Master

Episodes: 3

First Aired: May 25, 2023

Star Wars: The Bad Batch

as Bolo (voice)

Episodes: 2

First Aired: May 04, 2021

Star Wars: Young Jedi Adventures

as Master Estala Maru (voice)

Episodes: 2

First Aired: May 04, 2023

DOTA: Dragon's Blood

as Nikdo / Bandit #1 / Bandit #4 (voice)

Episodes: 1

First Aired: Mar 25, 2021

Star Wars: The Bad Batch

as Bolo / Tactical Droid (voice)

Episodes: 1

First Aired: May 04, 2021

Star Wars: The Bad Batch

as Bolo / Captured Falleen / Raney (voice)

Episodes: 1

First Aired: May 04, 2021

Star Wars: The Bad Batch

as Bolo / Scrapper (voice)

Episodes: 1

First Aired: May 04, 2021

Star Wars: The Bad Batch

as Bolo / Pyke (voice)

Episodes: 1

First Aired: May 04, 2021

CelebriD&D

as Vax'ildan

Episodes: 1

First Aired: Oct 19, 2015

Phineas and Ferb

as Red Skull (voice)

Episodes: 1

First Aired: Aug 17, 2007

Star Wars Rebels

as Commander (voice)

Episodes: 1

First Aired: Oct 13, 2014

Star Wars Rebels

as Lt. Lyste / Stormtrooper Squad Leader (voice)

Episodes: 1

First Aired: Oct 13, 2014

Marvel's Avengers

as Doctor Strange (voice)

Episodes: 1

First Aired: May 26, 2013

Marvel's Avengers

as Red Skull / Commuter (voice)

Episodes: 1

First Aired: May 26, 2013

Star Wars Rebels

as Lt. Lyste / Morad Sumar (voice)

Episodes: 1

First Aired: Oct 13, 2014

Star Wars Rebels

as Deck Officer / Imperial Tech / Lieutenant Lyste (voice)

Episodes: 1

First Aired: Oct 13, 2014

Star Wars: The Bad Batch

as Bartender Droid / Stormtrooper #1 / Stormtrooper #3 (voice)

Episodes: 1

First Aired: May 04, 2021

Star Wars: The Bad Batch

as Devaronian Captain / Pyke (voice)

Episodes: 1

First Aired: May 04, 2021

Regular Show

as Tango (voice)

Episodes: 1

First Aired: Sep 06, 2010

Crit Recap Animated

as Orym, of the Air Ashari (voice)

Episodes: 1

First Aired: Dec 23, 2020

Star Wars: Young Jedi Adventures

as Onderrs (voice)

Episodes: 1

First Aired: May 04, 2023

G.I. Joe: Renegades

as Captain Anatoly Krimov/Red Star/German CEO (voice)

Episodes: 1

First Aired: Nov 26, 2010

Sofia the First

as Boswell (voice)

Episodes: 1

First Aired: Jan 11, 2013

Marvel's Avengers

as Red Skull (voice)

Episodes: 1

First Aired: May 26, 2013

LEGO Marvel Avengers: Strange Tails

as Doctor Strange (voice) / Red Skull (voice)

Episodes: 1

First Aired: Nov 14, 2025

Critical Role Cooldown

as Self

Episodes: 57

First Aired: May 09, 2024

Narrative Telephone

as Self

Episodes: 24

First Aired: Apr 06, 2020

4-Sided Dive

as Self

Episodes: 14

First Aired: Apr 05, 2022

Narrative Telephone

as Self - Storyteller

Episodes: 2

First Aired: Apr 06, 2020

Fireside Chat

as Self

Episodes: 2

First Aired: May 21, 2024

Um, Actually...

as Self - Contestant

Episodes: 1

First Aired: Sep 28, 2018

Dirty Laundry

as Self - Guest

Episodes: 1

First Aired: Apr 11, 2022

Between the Sheets

as Self

Episodes: 1

First Aired: Sep 17, 2018

The Dragon King

Episodes: 1

First Aired: Unknown

Game On!

as Self - Guest

Episodes: 1

First Aired: Jan 15, 2012

Popularity Metrics

Popularity History


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2024 6 7 11 4
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2026 1 1 4 1
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Trending Rank


Year Month Avg Rank Max Rank
2026 3 600 555

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