Cristian Gambín is a voice actor who works primarily in the Spanish dubbing industry for anime and other animated series. His credited work spans several prominent titles, mostly from the 2020s, where he provides voices for supporting characters and, in some cases, main roles.

One of his significant early roles was providing the Spanish voice for Dragonoid in the 2023 web series Bakugan. That same year, he took on the Spanish dub role of Gyokko in the Demon Slayer: Kimetsu no Yaiba - Swordsmith Village Arc. His film work includes providing the Spanish voice for the character Gustav Montagnes in the 2024 movie Overlord: The Sacred Kingdom.

In 2025, Gambín was cast in several new series. He voiced Uryu Yagi in the series Ninja vs. Gokudo, a title that features a cast of yakuza and ninja characters. Also in 2025, he was cast as the Spanish voice for the main character, Beryl Gardenant, in the fantasy anime From Old Country Bumpkin to Master Swordsman. Additional television roles from 2025 include voicing Kazuo Kodama and Doctor Ishi in different episodes of the detective comedy The Dinner Table Detective.

His other notable voice credits include the role of a Gold Grade Adventurer in the second season of Goblin Slayer and the character Daz in the final season of Attack on Titan.