Ernesto Casillas is a Mexican voice actor who has more than 40 years of experience in this specialty, in which he has also worked as a director and translator-adapter.
He studied acting at the Mexican Social Security Institute (IMSS). Throughout his career, he has done film, theater, television and commercial voiceover.
Currently, along with dubbing, he continues to be active in the aforementioned tasks.
He started the tradition of "El día de los loopitos" on December 12, a date celebrated by several Mexican voice actors.