He played the role of El Smiley in the award-winning film Sin Nombre,[1] directed by US director Cary Joji Fukunaga.
Is Ferrer has studied acting, song, dance, and guitar and worked under contract with TV Azteca playing many roles, most notably Lo que callamos las mujeres, in Puro loco, Qué buena onda, Ya cayó and in the telefilm Milagros, the latter in the lead role.
In 2009, he landed a major role in Cary Joji Fukunaga's 2009 movie Sin Nombre,[2] where he plays the role of El Smiley, a young adolescent introduced into the Mara Salvatrucha gang by El Casper (played by Edgar Flores).
Chicago Sun-Times critic Roger Ebert noted on the role played by Ferrer: "Smiley, so young, with a winning smile, is perhaps the most frightening character, because he demonstrates how powerful an effect, even hypnotic, gang culture can have on unshielded kids.".
"[4] Interviewed about his role, Ferrer says: "To play Smiley, I had to learn some of the signs, [jomi] of the Mara Salvatrucha, and how they speak and move and walk.