Ernesto Díaz Espinoza (born June 10, 1978 in Santiago, Chile) is an editor, film director and writer best known for his films Kiltro (2006), Mirageman (2007), The ABCs of Death (2012), Bring Me the Head of the Machine Gun Woman (2012), Redeemer (2014) and The Fist of the Condor (2023).

Film critic Harry Knowles wrote, "Mirageman is probably one my favorite superhero movies of all time.

In 2012 he wrote and directed Bring Me the Head of the Machine Gun Woman, which combined the 1970s blaxploitation genre with Latin American culture.

Santiago Violenta [es], a crime comedy with the tagline "A Story of Guns and Mixed Drinks", premiered at the Valdivia International Film Festival in 2014.

That same year Redeemer, a modern western with martial arts, premiered at the 2014 Fantastic Fest Film Festival.