Taliesin Jaffe is an American voice actor, voice director, and screenwriter with an extensive career in English-language anime dubbing and video games. He was born in Los Angeles, California, on January 19, 1977, into a family with deep roots in the entertainment industry, being the son of actress Nina Axelrod and the grandson of screenwriter George Axelrod. His career began very early; he was a child actor in the 1980s, appearing in live-action films such as Mr. Mom and 2010: The Year We Make Contact, as well as television series like The Facts of Life. After deciding to step away from on-screen acting as a teenager, he re-emerged in the late 1990s in the field of voice acting, a path influenced by his high school hobby of creating fan English dubs of anime with the school's AV club.

In the realm of anime, Jaffe has contributed his voice to a wide array of characters across numerous series and films. Among his notable roles are Basil Hawkins in the long-running series One Piece and its film One Piece: Stampede. He is also recognized for voicing the character of Britain in Hetalia: The World Twinkle. Other significant credits include Ryuji Kitayama in R.O.D the TV, Preta Ghoul in Black Cat, Aaron Terzieff in Mobile Suit Gundam Unicorn, and various roles in the Garo anime franchise. He voiced Jun Koshinae in the series I''s, a role that connects to one of the user's examples. In addition to these, his filmography includes performances in DearS, Monster, Paranoia Agent, and the English adaptation of Hellsing and Hellsing Ultimate.

Beyond acting, Jaffe is highly accomplished as an ADR (Automated Dialogue Replacement) director and scriptwriter, often working with New Generation Pictures and Funimation. He has directed English dubs for numerous series, including Hellsing, BECK: Mongolian Chop Squad, and Skip Beat!. His scriptwriting work spans projects such as the R.O.D. the TV series and Monster. His versatility extends into video games, where he is the voice of iconic characters like Blanka in the Street Fighter series, Highlord Darion Mograine in World of Warcraft, and Thancred in Final Fantasy XIV. He has also frequently voiced The Flash in various video games, including Injustice 2 and Mortal Kombat vs. DC Universe.

Jaffe is also a co-founder and core cast member of the massively popular actual-play web series Critical Role, where he has portrayed multiple characters, including Percival "Percy" de Rolo, Mollymauk Tealeaf, and Caduceus Clay. His work on the show extends to being an executive producer on its animated adaptation, The Legend of Vox Machina, in which he reprises his voice role. Throughout his career, he has been recognized with two Young Artist Awards for his early live-action work and has received nominations for his voice acting in anime features.