Question: Which film has the director who is older, Plaga Zombie: Zona Mutante or Doin' Time On Planet Earth?
Sentence (from "Plaga Zombie: Zona Mutante"): Zona Mutante is a 2001 Argentine horror film written and directed Pablo Parés and Hernán Sáez, who star in the film along with Berta Muñiz.
Relevant evidence: Yes