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.
Career Signature0 — 100
How John Finnegan’s filmography reads.
Five of Perfery’s 75 vibes, averaged across every film they acted in.
