Also credited as:
- Billy Regan
Roles
1993
- Urotsukidoji II: Legend of the Demon Womb (movie): Nagumo (A18)
- Urotsukidoji: Legend of the Overfiend (movie): Magumo; Niki; Demon Togami (A18)
1997
- Street Fighter II V (TV): (Additional Voices) (Animaze / Manga)
- Battle Arena Toshinden (OVA): Duke B. Rambert (NationalSnd / USMC)
1999
- Battle Athletes Victory (TV): (Additional Voices) (Animaze / Pioneer)
- Mobile Suit Gundam 0083: Stardust Memory (OVA): (Additional Voices) (Animaze / Bandai)
- Perfect Blue (movie): (Additional Voices) (Animaze / Manga)
- Record of Lodoss War: Chronicles of the Heroic Knight (TV): Parn (Headline / USMC)
- Serial Experiments Lain (TV): (Additional Voices) (Animaze / Pioneer)
2000
- The Legend of Black Heaven (TV): (Additional Voices) (Animaze / Pioneer)
- Dual! Parallel Trouble Adventure (TV): (Additional Voices) (Animaze / Pioneer)
2001
- Mobile Suit Gundam: The 08th MS Team (OVA): (Additional Voices) (Animaze / Bandai)
- Gokudo (TV): Dumpling King; Little Monkey; Dragon; Ryu Gee; Sandworm; Guardsman; Giant Turtle; Ah; Monster; Emperor; Peaches; Giants; Little Monkey; Dragon; (Additional Voices) (Headline / AnimeWorks)
- Jewel BEM Hunter Lime (OVA): Mr. Candle; (Additional Voices) (Headline / AnimeWorks)
2002
- Zero Woman: Final Mission (live action): Kenichi; News Reporter; (Additional Voices) (P2P Studios / Shock)
- Legend of Himiko (TV): Enki (Matlin / USMC)
2003
- Madara (OVA): Chaos; (Additional Voices) (Headline / AnimeWorks)
2004
- Comic Party (TV): Vertical Guy; (Additional Voices) (Headline / RightStuf)
- Gravitation (TV): Mr. Sakano (Headline / RightStuf)
2005
- Hammerboy (movie): Angdu's Father (Audioworks / USMC)
- Gravitation: Lyrics of Love (OVA): Mr. Sakano (Headline / RightStuf)
- Shingu: Secret of the Stellar Wars (TV): Hajime Murata (Headline / RightStuf)
2008
- Genshiken (OVA): Harunobu Madarame (Headline / AnimeWorks)
- Kujibiki Unbalance (TV): [Genshiken] Harunobu Madarame (Headline / AnimeWorks)
Crew Positions
1996
- Record of Lodoss War (OVA): ADR Director (2-8)
2001
- Gokudo (TV): Script Adaptation; ADR Director
- Jewel BEM Hunter Lime (OVA): Director; Script Adaptation
2003
- Madara (OVA): Script Adaptation; ADR Director
2004
- Comic Party (TV): ADR Director
- Comic Party Special Mini (OVA): ADR Director
- Gravitation (TV): ADR Director; Script Adaptation
2005
- Genshiken (TV): Script Adaptation; ADR Director
- Kujibiki Unbalance (OVA): Script Adaptation; ADR Director
- Gravitation: Lyrics of Love (OVA): Director
2008
- Genshiken (OVA): Special Thanks; English Adaptation; Director
- Kujibiki Unbalance (TV): Director; Special Thanks; English Adaptation
While credited as Billy Regan
Roles
1996
- Record of Lodoss War (OVA): Parn (NationalSnd / USMC)
1999
- Fist of the North Star (TV): (Additional Voices) (Animaze / Manga)
- Outlaw Star (TV): Fred's Bodyguard B (Animaze / Bandai)
- Cowboy Bebop (TV): Prison Guard; Baseball Commentator (Animaze / Bandai)
- Mobile Suit Gundam The Movie III: Encounters in Space (movie): (Additional Voices) (Fidelity / Bandai)
2005
- Daphne in the Brilliant Blue (TV): Theft Victim; Interviewer A (New Gen / Geneon)
- Genshiken (TV): Harunobu Madarame (Headline / AnimeWorks)
2006
- Pokémon - The Mastermind of Mirage Pokémon (special): Dr. Yung (TAJ / Pokemon)
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