Question: John Finnegan voiced the character Warren T. Rat is a film directed by a man that is the older brother of what illustrator?
Sentence (from "John Finnegan (actor)"): John P. "J.P." Finnegan (August 18, 1926 – July 29, 2012) was an American film and television actor, mostly known for his recurrent role on the American crime fiction series "Columbo".
Relevant evidence: No