
John Finnegan
- Date of Birth: 1926-08-18
- Date of Death: 2012-07-29
- Place of Birth: New York City, New York, USA
Biography
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... 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.

Columbo
Crime, Drama • 1971 September

Columbo
Crime, Drama • 1971 September

ER
Drama • 1994 September

A Woman Under the Influence
Drama, Romance • 1974 November

JFK
Drama, Thriller, History • 1991 December

Opening Night
Drama • 1977 December

Murder, She Wrote
Mystery, Crime, Drama • 1984 September

Murder, She Wrote
Mystery, Crime, Drama • 1984 September

Quincy, M.E.
Crime, Drama, Mystery • 1976 October

Love Streams
Drama • 1984 March