Lion Ollivier has over 15 years of professional experience in the performing arts. He recently performed in the Winter Ball season of Harry Potter for Warner Brothers, representing Gryffindor. He studied theater and dance in New York, focusing primarily on the Meisner technique.

In Mexico, he has worked in television, theater, dubbing, and voiceover for various clients and brands. Currently, he can be heard as the voice of Petunia in Bugs Bunny Builders (HBO) and in Disney Stores across Mexico, having been one of the official voices of Disney Latin America for eight years.