Question: Which film has the director who is older than the other, Flashing Spikes or A Dog'S Love? 
Sentence (from "Flashing Spikes"): The script was based upon a novel by Frank O'Rourke and the supporting cast includes Jack Warden, Tige Andrews, Patrick Wayne, Don Drysdale, Vin Scully, Harry Carey, Jr., and Edgar Buchanan.
Relevant evidence: No