Paco Gázquez is a prolific Spanish voice actor primarily known for his extensive work dubbing anime series and films for the Spanish market. He maintains an active professional status and possesses a grave, or deep, voice type, which suits a wide range of characters, from heroes to villains.

His career encompasses a vast number of roles across various genres and decades. He is particularly notable for his work in classic and contemporary anime, having lent his voice to numerous OVAs and feature films. Some of his most recognized roles include Koji Nagata in Back Street Girls: Gokudols, Carmine in Super Crooks, and Shuuichi Aizawa in both the Death Note television series and its recap specials, Death Note Relight - Visions of a God. He also voiced the character Lance in the web series Pokémon Generations, James Rupert "Rhodey" Rhodes, also known as War Machine, in Iron Man: Rise of Technovore, and Titus Drautos in the film Kingsglaive: Final Fantasy XV.

Gázquez has a strong history with the Saint Seiya franchise, known in Spanish as Los Caballeros del Zodiaco. He debuted in the role of Capricorn Shura in episode 116 of the original series and has since reprised the character in multiple productions. These include The Hades Chapter series (Sanctuary, Inferno, and Elysion), the films Saint Seiya: Legend of Crimson Youth and Saint Seiya: Legend of Sanctuary, and the television series Saint Seiya: Soul of Gold. His involvement with the franchise also extends to the spin-off series Saint Seiya: The Lost Canvas, where he voiced the character Oneiros.

Beyond his extensive anime filmography, Paco Gázquez is also a regular voice for several prominent international actors in live-action productions, further demonstrating his range and established presence in the Spanish dubbing industry. He is the habitual Spanish voice for actors such as Vincent D'Onofrio, Rhys Ifans, Mads Mikkelsen, and Jared Harris.