Question: What was the nationality of the person who wrote the original screenplay for "Screamers"?
Sentence (from "Screamers (1995 film)"): The screenplay, written by Dan O'Bannon with a rewrite by Miguel Tejada-Flores, is based on Philip K. Dick's short story "Second Variety", and addresses themes commonly found in that author's work: societal conflict, confusion of reality and illusion, and machines turning upon their creators.
Relevant evidence: Yes