John Joseph Finn (born September 30, 1952) is an American character actor known as one of the leads of the television programs Cold Case and EZ Streets.
Finn has also had supporting roles in the films The Hunted (2003), Analyze That (2002), Catch Me If You Can (2002), True Crime (1999), Turbulence (1997), Blown Away (1994), The Pelican Brief (1993), and Glory (1989).
TV series that Finn has had recurring roles on include Dawson's Creek, The Practice, The X-Files, Strange World, NYPD Blue (he also appeared two other times on Blue as different characters), Chicago Hope, and eight episodes of Brooklyn South.
He later joined the Navy for a few years, after which he entered the acting business.
This article about a United States film and television actor born in the 1950s is a stub.