Nacho Ruiz-Cruces is a Spanish voice actor known for his work in anime dubbing and video game localization. He began his career in the world of voice acting after discovering it through a friend and a fan dubbing project. This initial interest led him to pursue formal training in Málaga, his hometown, where he studied at the Escuela de Locución y Doblaje Luisa Ezquerra. He further honed his skills with additional training at the Escuela de doblaje Renovatio in Seville and became a professional voice actor around 2020.

Ruiz-Cruces has built a career lending his voice to a variety of characters in anime series. He is recognized for his role as Gamma 2 in the film Dragon Ball Super: Super Hero. His other notable anime roles include Laios in Delicious in Dungeon, also known as Tragones y mazmorras, Shion in Hell's Paradise, and Muraki in Mob Psycho 100. He has also contributed to the long-running Dragon Ball franchise, providing the voice for the character Tenshinhan in Dragon Ball Z Kai.

In addition to his anime work, Ruiz-Cruces is active in the video game industry. His video game credits include roles in UnMetal, Cryptmaster, and Dying Light: The Beast. He has also participated in non-official dubbing projects, such as voicing a character in a fan-made Spanish dub of the video game Dispatch. His work across both anime and video games often involves collaborating with other voice actors in the Spanish dubbing community.

Through podcast interviews, Ruiz-Cruces has offered insight into the profession of voice acting, particularly in the context of video games. He has discussed the challenges actors face, such as working with limited context for their characters and the increasing use of artificial intelligence in the industry.