Birthday: August 18th, 1926 Date of Death: July 29th, 2012 Place of Birth: New York, New York, USA
John P. "J.P." Finnegan was an American film and television actor, mostly known for his recurrent role on the American crime fiction series Columbo. He voiced the villainous character Warren T. Rat in the 1986 Don Bluth film An American Tail.