 He gained more prominence for portraying María José Riquelme in the Netflix series "The House of Flowers", and writing, directing, and starring as Manolo in Movistar's "Arde Madrid".He is also a prominent campaigner for HIV/AIDS causes.León's first roles were in comedy television, on "Mariquilla Ríe Perlas" and "Castillos en el aire" in 1999.