Here are some of his most notable roles:
Movies:
* Bosom Buddies (1982)
* The Right Stuff (1983)
* Summer School (1987)
* The Babe (1992)
* That Thing You Do! (1996)
* The Wedding Planner (2001)
* The Emperor's Club (2002)
* The Time Traveler's Wife (2009)
Television:
* Newhart (1982-1990) - He won an Emmy for his role as the quirky news writer, Michael Harris.
* The Newhart Show (1982-1990)
* The Famous Teddy Z (1998-1999)
* The Practice (1997-2004)
* Girls (2012-2017)
* Gotham (2014-2019)
* The Good Wife (2011-2016)
* Blue Bloods (2010-2023)
He also appeared in several episodes of well-known shows like Murphy Brown, Frasier, Curb Your Enthusiasm, Law & Order: Special Victims Unit, and Law & Order: Criminal Intent.
Please let me know if you were thinking of a different actor, or if you'd like more details about any of these roles!