Caballo prieto azabache (La tumba de Villa) is a 1968 Mexican historical drama film written and directed by René Cardona, and starring Antonio Aguilar and Flor Silvestre. This film marked the acting debut of Raúl "Chato" Padilla, playing Pancho Villa, and better known ocassionalty for portraying Jaimito, el cartero in the 1970s sitcom El Chavo del Ocho.