Question: Which film has the director who is older than the other, Detroit 9000 or A Conversation with Gregory Peck? 
Sentence (from "Arthur Marks"): He also directed and produced numerous episodes of the American legal drama" Perry Mason", as well as episodes of" Starsky& Hutch MannixI Spy My Friend Tony," The Dukes of Hazzard Steve Canyon", and" Young Daniel Boone".
Relevant evidence: No