John Finnegan - Actor Profile

John Finnegan

Acting
Updated: May 09, 2026
37Total Films
10.0 Highest Rated
Born: Aug 18, 1926
Birth Place: New York City, New York, USA

About John Finnegan

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.

John Finnegan Movies & Career Overview

The filmography of John Finnegan reflects a strong mix of popular and critically appreciated roles. Across 37 major appearances, the actor has built a reputation through performances in multiple genres and storytelling styles.

Dominant Genre

A large portion of John Finnegan's work falls within the Drama genre, where audiences tend to respond most strongly to their on-screen presence.

Success Ratio

Approximately 54% of John Finnegan's films maintain ratings above 6.5, indicating a consistent level of audience approval.

One of the most highly rated entries in their career remains Terror at Alcatraz, which stands out as a key performance.

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Best John Finnegan Movies Ranked

Must-watch hits from John Finnegan's career based on audience ratings.

Full Filmography

Every movie John Finnegan has appeared in, with audience ratings and verdicts.

YearMovieCharacterSuccessMore
2000 The Independent Guard Average Similar →
1997 Vegas Vacation Hoover Dam Guide Average Similar →
1996 Mars Attacks! Speaker of the House Average Similar →
1993 Last Action Hero Watch Commander Hit Similar →
1991 JFK Judge Haggerty Super Hit Similar →
1990 Come See the Paradise Brennan Average Similar →
1990 The Knife and Gun Club Mr. Warshawski Flop Similar →
1990 The Last of the Finest Tommy Grogan Average Similar →
1989 Big Man on Campus Judge Ferguson Average Similar →
1989 Finish Line Purdy Hall Average Similar →
1986 An American Tail Warren T. Rat (voice) Hit Similar →
1986 Big Trouble Det. Murphy Flop Similar →
1986 The Deacon Street Deer Sidney Super Hit Similar →
1985 The Journey of Natty Gann Logging Boss Hit Similar →
1984 The Hoboken Chicken Emergency Policeman Average Similar →
1984 The Natural Sam Simpson Hit Similar →
1984 Love Streams Taxi Driver (Animals) Hit Similar →
1982 Terror at Alcatraz Murphy Super Hit Similar →
1982 Rehearsal for Murder Damon Average Similar →
1980 Gloria Frank Hit Similar →
1980 Little Miss Marker Casino Clerk Hit Similar →
1979 The In-Laws Deliveryman #1 Hit Similar →
1978 Bloodbrothers Bartender Average Similar →
1978 Nowhere to Run O'Neil Hit Similar →
1977 Opening Night Bobby Super Hit Similar →
1977 Heroes Mr. Munro Average Similar →
1977 Lucan Jess Hit Similar →
1976 Nickelodeon Kathleen's Director Average Similar →
1976 Street Killing Alex Lesko Super Hit Similar →
1976 The Killing of a Chinese Bookie Taxi Driver Hit Similar →
1976 Mallory: Circumstantial Evidence Deputy Marshal Vieter Super Hit Similar →
1975 Capone N.Y. Police Lt. Average Similar →
1975 Conspiracy of Terror Sgt. Carroll Hit Similar →
1975 Ellery Queen: Too Many Suspects Matthew Thomas Cleary Super Hit Similar →
1974 A Woman Under the Influence Clancy Super Hit Similar →
1974 Terror on the 40th Floor Stark Flop Similar →
1972 Play It as It Lays Frank Average Similar →

John Finnegan - Frequently Asked Questions

What is the best movie of John Finnegan?

According to audience ratings, the best movie starring John Finnegan is "Terror at Alcatraz" with a rating of 10.0/10.

How many movies has John Finnegan acted in?

John Finnegan has been featured in at least 37 major films throughout their career.

What are some other popular movies by John Finnegan?

Other notable films include "Street Killing", "Mallory: Circumstantial Evidence", and "The Deacon Street Deer".

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