Ricardo Hill is a Mexican actor and voice actor born on July 27, 1960, in Mexico City. His full name is Ricardo Guillermo Domínguez Hill. He began his career in the entertainment industry after studying at the Instituto de Arte Escénico and the Instituto Andrés Soler, which is part of the Asociación Nacional de Actores. In 1985, he started specializing in voice dubbing, working with companies such as Servicio Internacional de Sonido, Oruga, and Telespeciales.

He is known for his extensive work in dubbing anime and animated series into Spanish. Among his many roles, he provided the voice for Sr. Vitaliz in the series Nobody's Boy Remi and also in the film Ie Naki Ko. He voiced Professor Enma in the series Mirmo Zibang! and Captain Yamamoto in YAT Anshin! Uchū Ryokō.

Beyond the roles mentioned, his career in anime is extensive. He is well-known for his work in the Dragon Ball franchise, where he has voiced multiple characters across various series and films, including Kaiosama, Shu, Dr. Brief, Android 19, and others. He has also had significant roles in Saint Seiya, voicing characters like Julian Solo, also known as Poseidon, and Dragon Shiryu in several of the franchise's films. His other anime credits include Master Avan in Dragon Quest: Dai no Daibōken, roles in Bakugan Battle Brawlers: New Vestroia, Neon Genesis Evangelion, Slam Dunk, and many more.

In addition to his anime work, Hill is recognized for dubbing characters in Western animation and live-action films. Some of his most famous roles include the voice of Sylvester the Cat from the Looney Tunes franchise, The Red Guy from Cow and Chicken, and Him from The Powerpuff Girls. He also dubbed the character Andy Dufresne, played by Tim Robbins, in the film The Shawshank Redemption.

Alongside his dubbing career, Ricardo Hill is also a prominent comedian and humorist in Mexico. He is particularly known for his parody of journalist Joaquín López-Dóriga, a character he calls "El Teacher". This facet of his career has led to appearances in numerous television programs, including La Hora Pico and Parodiando, as well as work in theater, radio novels, and commercial voice-overs.