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.
37 movies · 10 shows
The Independent
2000·5.3
Vegas Vacation
1997·6.0
Mars Attacks!
1996·6.4
Last Action Hero
1993·6.5
JFK
1991·7.6
Come See the Paradise
1990·6.3
The Knife and Gun Club
1990·4.3
The Last of the Finest
1990·5.9
Big Man on Campus
1989·6.2
Finish Line
1989·5.8
An American Tail
1986·6.8
Big Trouble
1986·5.4
The Deacon Street Deer
1986·8.0
The Journey of Natty Gann
1985·6.8
The Hoboken Chicken Emergency
1984·5.7
The Natural
1984·6.9
Love Streams
1984·7.2
Terror at Alcatraz
1982·10.0
Rehearsal for Murder
1982·6.1
Gloria
1980·6.9
Little Miss Marker
1980·6.6
The In-Laws
1979·6.6
Bloodbrothers
1978·5.8
Nowhere to Run
1978·7.0
Opening Night
1977·7.6
Heroes
1977·6.2
Lucan
1977·7.0
Nickelodeon
1976·6.2
Street Killing
1976·10.0
The Killing of a Chinese Bookie
1976·7.0
Mallory: Circumstantial Evidence
1976·9.0
Capone
1975·5.9
Conspiracy of Terror
1975·7.0
Ellery Queen: Too Many Suspects
1975·8.0
A Woman Under the Influence
1974·7.8
Terror on the 40th Floor
1974·4.8
Play It as It Lays
1972·6.1