Sergio Marín, whose full name is Sergio García Marín, is a Spanish voice actor known for his extensive career in dubbing animation, anime, and live-action productions into Spanish. He began his professional career in the dubbing industry in 1999 in Madrid, with one of his earliest roles being the voice of the Crypt Keeper for a Spanish redubbing of the series "Tales from the Crypt". After a temporary retirement from dubbing in 2015, he returned to the profession in 2017, continuing his work from Barcelona.

Within anime, Marín has provided voices for a wide range of notable series. He is known for the role of Kyoshiro Kokujo in "Duel Masters," Chazz Princeton in "Yu-Gi-Oh! GX," and Setsu Yuuki in "Mirmo Zibang!". His credits also include Rihito Amagi in "Mermaid Melody: Pichi Pichi Pitch," Johnny Gill in "D.Gray-man," and multiple characters in the Spanish dub of "Naruto," such as Yashamaru, Sakon, and a young Jiraiya.

Beyond anime, Marín is widely recognized for his voice work in popular Western animated series. He was the first Spanish voice actor for the character Dipper Pines in the Disney series "Gravity Falls" and for Ferb Fletcher in "Phineas and Ferb". His extensive filmography includes additional voice roles in series such as "The Fairly OddParents," "Invader Zim," "The Grim Adventures of Billy & Mandy," and "Futurama". In the realm of video games, his work includes providing Spanish voices for characters in the "Kingdom Hearts" series as well as "Need for Speed: Carbon".