Eli Brennan is an American voice actor based in Virginia with over five years of experience in the industry, working in anime, video games, and animation. He is most prominently known for providing the English voice of Soma Mizuno in the anime series Fire in His Fingertips. This role encompasses both the first season, Fire in His Fingertips -My Childhood Friend is a Fireman-, and its sequel, Fire in His Fingertips 2 -My Boyfriend is a Fireman-. The English dub for these series was produced by Ascendant Animation in partnership with WWWaveCorp and Suiseisha, with Michaela Laws serving as ADR director. Brennan's performance as Soma is part of a full cast that includes Amanda Parker as Ryo and Sean Chiplock as Rei.

Beyond his work in anime, Brennan's voice can be heard in various other projects. His video game roles include Alai King Silas and The White One in Destiny's Divide, Vicuc in Dragonheir: Silent Gods, and the characters Rowly and Percy in other game titles. He also contributed background character voices and walla for the animated film Warrior King in 2023. Information about recurring collaborations with specific directors or other voice actors, as well as any major industry awards or nominations, is not available in the public record.