The Unknown Hitman: The Story of El Cholo Adrián or simply El desconocido, is a Mexican crime drama television series produced and broadcast by Cine Latino, along to Plus Entertainment. The series is directed by Gonzalo González, and written by Erick Hernández. The story revolves around the story of Orso Iván Gastelum better known as "El Cholo" who is known for being Joaquín "El Chapo" Guzmán's right hand. It stars Guillermo Iván as the titular character.