Question: Which film has the director who was born first, Z.P.G. or Brainstorm (1983 Film)?
Sentence (from "Brainstorm (1983 film)"): Brainstorm is a 1983 American science fiction film directed by Douglas Trumbull, and starring Christopher Walken, Natalie Wood( in her final film role), Louise Fletcher and Cliff Robertson.
Relevant evidence: Yes