His first English speaking role was as Pedrito in "Time of the Butterflies" starring and produced by Salma Hayek.
Auditioned for a role in Legend of Zorro. Director Martin Campbell liked him, but he was not right for role. Instead, he played the role of Ferroq - a character much older than he was.
Driving in Toyota Grand Prix Pro Celebrity Race 2015, he said he was so happy to connect again with the little boy in him.
When Raul Mendez was 13, he watched a film being shot at the airport of his native Torreon, Mexico. It was Fat Man & Little Boy directed by Roland Joffé. Observing the great actors he said to himself, "This is what I want to do in life."