He has been actively dubbing cartoon characters since the 1950s, earning him a reputation as the Spanish Mel Blanc. He was both seen and heard on Plaza Sesamo, appearing on-camera during the first few seasons as Jose, the storekeeper who loves nature and the outdoors. He was also the original dub voice of Elmo, Bert, and Cookie Monster in Sesame Street.
Arvizu began his career as a magician and appeared on early Mexican television. His voice career began with the Spanish-language dub of the puppet series Howdy Doody, as Howdy and his friend Don Burro. He soon established himself dubbing such theatrical cartoon stars as Bugs Bunny, Woody Woodpecker, Mr. Magoo, Mighty Mouse, Popeye, and Felix the Cat. In the 1960s, he was often heard in Hanna-Barbera series, as Fred Flintstone on The Flintstones, Choo-Choo and Benny the Ball on Top Cat, Magilla Gorilla, So-so the monkey on Peter Potamus and His Flying Balloon, Dr. Doom on The Fantastic Four and Henry Orbit on The Jetsons.
Arvizu's other animation credits include Pedro and Dachsie in the Disney feature Lady and the Tramp, and Ringo and George on The Beatles cartoon. In live-action television, Arvizu dubbed Don Adams on Get Smart, Jackie Coogan as Uncle Fester on The Addams Family, Burgess Meredith as the Penguin on Batman, and The Robot on the original Lost in Space series. His most recent dubbing assignments include two Pixar features, replacing Cheech Marin as Ramon in the Mexican and Argentinian dubs of Cars and Ian Holm as chef Skinner in Ratatouille.