Dionisio Macías is a Spanish voice actor and dubbing director, recognized for his extensive career in dubbing foreign films and television series into Spanish. He was born Dionisio Macías Pérez on March 13, 1940, in Valladolid, Spain. In 1943, his family moved to Barcelona, where he would eventually begin his professional career in 1958 as a theater, film, and voice actor.

Macías's voice became synonymous with numerous Hollywood stars, particularly in the 1970s, 80s, and 90s. He is notably remembered as the regular Spanish voice for actors such as Charles Bronson, Sean Connery, James Coburn, and Burt Reynolds. One of his most celebrated dubbing performances is providing the voice for Roy Scheider as Chief Martin Brody in the classic film Jaws and its sequel. He also famously dubbed Sean Connery in The Untouchables and Arnold Schwarzenegger in Conan the Barbarian. Beyond these actors, his extensive filmography includes dubbing work for Richard Burton, Tommy Lee Jones, Michael Caine, Nick Nolte, and many others. In addition to his work in film, he directed and lent his voice to television series such as The Wonder Years and Growing Pains, where he voiced the father, played by Alan Thicke. His work also extended to narration, most notably for the documentary series The Undersea World of Jacques Cousteau.

His work in the world of anime and animated series, primarily during the 1970s and 1980s for dubbing studios in Barcelona, confirms the roles mentioned in the prompt. He voiced Dr. Gennosuke Yumi, the father of Sayaka Yumi and director of the Photon Power Laboratory, in the classic series Mazinger Z for its initial Spanish television broadcast in 1978. In the anime series Entaku no Kishi Monogatari: Moero Arthur, he provided the voice for the legendary knight Lancelot. He also voiced the character Doug McCoy in the pioneering science fiction OVA Dallos. Furthermore, consistent with the prompt, his voice work includes the role of Dr. Ernst Robinson in the anime adaptation of Swiss Family Robinson.

Throughout his career, which has spanned from 1958 to 2006 and then from 2012 to the present, Dionisio Macías has established himself as one of Spain's most versatile and respected voice actors. His deep, pleasant voice and professional consistency have made him a lasting figure in the world of dubbing, with his work spanning live-action cinema, animation, and documentary narration. His daughter, Susana Macías, has followed in his footsteps as a voice actress.