Dario Agrillo is an Italian voice actor born in Naples who began his artistic career by approaching music from a young age, working as both a guitarist and a singer. He made his debut as a theater actor in 2006, embarking on a five-year journey of workshops and stage performances. After moving to Rome to study dubbing, he eventually settled in Milan, where he established himself in the professional voice acting industry. Throughout his training, he has participated in courses and masterclasses with renowned national and international instructors.

Within the anime and animation field, Agrillo has contributed to numerous high-profile series. Among his notable roles is Zenberu Gugu in the Italian dub of Overlord II, a lizardman warrior who becomes a key ally during the season's arc. His voice acting portfolio in anime also includes work on major franchises such as Naruto, One Piece, Bleach, Star Trek, and The Legend of Vox Machina.

Beyond anime, Agrillo has an extensive career across various entertainment media. He has provided voices for international television series including Vikings, The Handmaids Tale, Cobra Kai, and Gangs of London. His film dubbing credits include Eddie: A Crazy Coach, Dirt, Marshall, and Prime Time. In the video game industry, he has voiced characters in globally successful titles such as Call of Duty, Assassins Creed, Fallout 76, Spider-Man, Batman, Iron Man, World of Warcraft, and League of Legends. He is also an accomplished audiobook narrator, with over sixty titles published on major digital platforms, including works like The Silence of the Lambs and texts by authors such as Daniel Silva and Arturo Pérez-Reverte.