About
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.
Filmography
The Independent2000 · Guard
Vegas Vacation1997 · Hoover Dam Guide
Mars Attacks!1996 · Speaker of the House
Last Action Hero1993 · Watch Commander
JFK1991 · Judge Haggerty
Come See the Paradise1990 · Brennan
The Knife and Gun Club1990 · Mr. Warshawski
The Last of the Finest1990 · Tommy Grogan
Big Man on Campus1989 · Judge Ferguson
Finish Line1989 · Purdy Hall
An American Tail1986 · Warren T. Rat (voice)
Big Trouble1986 · Det. Murphy
The Deacon Street Deer1986 · Sidney
The Journey of Natty Gann1985 · Logging Boss
The Hoboken Chicken Emergency1984 · Policeman
The Natural1984 · Sam Simpson
Love Streams1984 · Taxi Driver (Animals)
Terror at Alcatraz1982 · Murphy
Rehearsal for Murder1982 · Damon
Gloria1980 · Frank