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.
Acting
35
18
Male
New York City, New York, USA
August 18, 1926
July 29o 2012
J.P. Finnegan
John P. Finnegan