Luis Alfonso Padilla was a Mexican voice actor and dubbing director, born on November 3, 1960. He built an extensive career over several decades, becoming a well-recognized voice in Latin American dubbing for both animation and live-action series and films. Padilla passed away on May 12, 2012, at the age of fifty-one.

Padilla's voice work in anime was prolific and spanned many popular series. He is perhaps best known for his role as Naraku, the primary antagonist in the long-running series Inuyasha. His other notable anime roles include Helmeppo in One Piece, Aniki in Ghost Sweeper Mikami, Don Kanonji in Bleach, and Itsuki in Yu Yu Hakusho: Ghost Files. He also voiced Anthony Carter in Death Note, Someoka in Inazuma Eleven, and had various roles in the Pokémon franchise, such as Chuck, the Magikarp salesman, and Captain Stern. As the user inquired, he also provided the voice for the character Big Billy in the anime adaptation Demashitaa! Powerpuff Girls Z.

Beyond anime, Padilla was the voice of several iconic Western characters in their Latin American Spanish dubs. He was the voice of Fred Jones in Scooby-Doo and Glenn Quagmire in Family Guy. He also voiced characters in The Simpsons, including Lenny Leonard for a time, and Ron Witwicky in the live-action Transformers films. His work extended to video games and other animated series, demonstrating his versatility across genres.

In addition to acting, Luis Alfonso Padilla also worked as a dubbing director. For example, he served as the dubbing director for the Latin American Spanish version of the Pokémon: Diamond and Pearl television series. His career was marked by frequent collaborations within the Mexican dubbing industry, often working alongside other prominent voice actors of his generation. His passing was widely noted as a significant loss to the Mexican dubbing community.