Guillermo Sauceda is a Mexican dubbing, theater and broadcaster actor. He is best known for voicing William Wallace in the classic Braveheart, Batman / Bruce Wayne in Batman, Martin Riggs in the Lethal Weapon and Stuart McCormick movies (seasons 3-9) and Mr. Mackey (seasons 2-9) in South Park, among many other characters. He was also the regular voice for Mel Gibson in the '80s and '90s. He currently resides in Miami.
His voice can be heard in the promotions of the Latin American channel Animal Planet. He also has a participation in the "Viva la familia" program of the "Todobebe" company, playing the role of "El Papi" (giving advice to new parents).
In 2008 he founded Oyeme Studio, a Miami audiovisual production company.