
An American voice actor working across English-language anime dubs, Kent Williams voices numerous One Piece characters, including Dr. Vegapunk, Spandam, and Kuro, alongside major franchise roles like Dr. Gero in Dragon Ball and Father in Fullmetal Alchemist: Brotherhood.
Williams has voiced a striking number of One Piece characters in the English dub, most prominently Dr. Vegapunk, the eccentric scientific genius affiliated with the World Government, and Spandam, the vindictive former chief of CP9 who sought Nico Robin's capture and the Pluton blueprints. He also lends his voice to Kuro of the Black Cat Pirates, Vice Admiral Momonga, the fish-man Hack, and several other Marine and pirate figures scattered across the series.
Williams is widely recognized for playing Father, the antagonist behind Fullmetal Alchemist: Brotherhood's central conspiracy, as well as Mr. Compress in My Hero Academia and the courtroom Judge of the Ace Attorney anime. In the Dragon Ball franchise, Williams has voiced Mercenary Tao and Dr. Gero as well as Supreme Kai, and he plays Dr. Hatori Sohma across both the original Fruits Basket adaptation and its 2019 reboot.
Williams is widely recognized for playing Father, the antagonist behind Fullmetal Alchemist: Brotherhood's central conspiracy. He has worked in English-language anime dubbing since 2000.
Williams voices Dr. Vegapunk, the eccentric scientific genius affiliated with the World Government, and Spandam, the vindictive former chief of CP9, in the English dub of One Piece. He also lends his voice to Kuro of the Black Cat Pirates, Vice Admiral Momonga, and the fish-man Hack.
Williams also plays Mr. Compress in My Hero Academia and the courtroom Judge in the Ace Attorney anime. Both are recurring roles across ongoing English dub franchises.
In the Dragon Ball franchise, Williams has voiced Mercenary Tao, Dr. Gero, and Supreme Kai. The roles add to his long list of English-dub villain and mentor parts.
Williams plays Dr. Hatori Sohma across both the original Fruits Basket adaptation and its 2019 reboot. He has voiced English-language anime dubs since 2000.

When I first decided to commit to watching One Piece seriously, I knew I was embarking on one of anime's longest and most beloved series. With over 100...

The transformation everyone knows, the follow-up question nobody would touch. Why we made a smooth R&B track about the golden glow Dragon Ball never talks about....
This content is original writing by Daddy Jim Headquarters based on the One Piece anime series, manga, and official materials. Episode and chapter references are cited where applicable.
Character and scene imagery on this site is original artwork by Daddy Jim Headquarters, not screenshots or licensed imagery. Official cover art is used on three types of pages for editorial commentary:
Official resources:
Daddy Jim Headquarters maintains this encyclopedia. If you spot an error, a translation issue, or something that doesn't look right, let us know.