Castillo was a founding member of The Latino Theater Company. He co-wrote the company’s plays Stone Wedding and August 29. In addition to the plays, he wrote and directed the film The History of The Latino Theater Company, a documentary chronicling the theater company, and co-produced the company’s annual comedy fundraiser Noche de Risa y Susto. In 1997 Castillo created Four Brown Hats Entertainment (FBHE), a film and theater production company. With FBHE, he adapted and directed The Last Angry Brown Hat. Following this, he wrote and directed Veteranos: A Legacy of Valor, a theater piece honoring the military contributions by Latinos in America’s defense. Among his completed feature film scripts are Yo Solo, The Cobra, Valley of the Dead, Deerdancer, and The Last Angry Brown Hat. ​
as Sabi Segovia
as Eduardo Villar-Fuentes(1 ep)
as Marcus
as Gilberto Escamilla
as Don Miguel
as Alejandro Guzman(1 ep)
as Jesse Mendoza
as Claire's Father
as Cesar de la Cruz(25 eps)
as Hector
as Manager(1 ep)
as Jose(1 ep)
as Ruleo Medilla(1 ep)
as Grasiento
as Doctor(1 ep)
as Levi Gomez
as Ramon
as Hispanic Colonel
as Virgilio Gonzales, Watergate Burglar
as Memo
as Carlos Jimenez(1 ep)
as Montana
as Ricardo Lopes(1 ep)
as Cop #3
as Luis Vasquez
as Al Ruiz(1 ep)
as Mechanic #1
as "El Coyote" (segment 'Born In East L.A.')
as Cantina Voice #2
as Jorge
as Taxi Driver #2
as Gregorio Esparza
as Gregorio Esparza(1 ep)
as Jorge the Dishwasher(1 ep)
as Castillo(1 ep)
as Latin Student
as Arturo
as Carlos Martinez
as Pepe(1 ep)