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1926Born, New York City
46Credits
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.
Known for
Mars Attacks!Speaker of the House
Last Action HeroWatch Commander
JFKJudge Haggerty
An American TailWarren T. Rat (voice)
ERMitchell2000The IndependentGuardMovie
1997Vegas VacationHoover Dam GuideMovie
1996Mars Attacks!Speaker of the HouseMovie
1994ERMitchell · 1 episodeShow
1993Last Action HeroWatch CommanderMovie
1991JFKJudge HaggertyMovie
1990Come See the ParadiseBrennanMovie
1990The Knife and Gun ClubMr. WarshawskiMovie
1990The Last of the FinestTommy GroganMovie
1989Big Man on CampusJudge FergusonMovie
1989Finish LinePurdy HallMovie
1986An American TailWarren T. Rat (voice)Movie
1986Big TroubleDet. MurphyMovie
1986The Deacon Street DeerSidneyMovie
1986MatlockMr. Gillespie · 2 episodesShow
1985The Journey of Natty GannLogging BossMovie
1984The Hoboken Chicken EmergencyPolicemanMovie
1984Murder, She WroteUncle Charlie, Douglas Foudy · 1 episodeShow
1984The NaturalSam SimpsonMovie
1984Love StreamsTaxi Driver (Animals)Movie
1982Terror at AlcatrazMurphyMovie
1982Rehearsal for MurderDamonMovie
1980GloriaFrankMovie
1980Little Miss MarkerCasino ClerkMovie
1979The In-LawsDeliveryman #1Movie
1978BloodbrothersBartenderMovie
1978Nowhere to RunO'NeilMovie
1977Opening NightBobbyMovie
1977HeroesMr. MunroMovie
1977LucanJessMovie
1976NickelodeonKathleen's DirectorMovie
1976Quincy, M.E.Joe Ives · 1 episodeShow
1976Rich Man, Poor Man - Book IIReporter · 1 episodeShow
1976Street KillingAlex LeskoMovie
1976The Killing of a Chinese BookieTaxi DriverMovie
1976Mallory: Circumstantial EvidenceDeputy Marshal VieterMovie
1975CaponeN.Y. Police Lt.Movie
1975Conspiracy of TerrorSgt. CarrollMovie
1975Ellery Queen: Too Many SuspectsMatthew Thomas ClearyMovie
1974A Woman Under the InfluenceClancyMovie
1974Terror on the 40th FloorStarkMovie
1972Play It as It LaysFrankMovie
1972BanacekLt. Hallohan · 1 episodeShow
1970McCloudDoorman, Mounted Sergeant, 1st Sergeant, Detective (uncredited) · 1 episodeShow
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