* Saved by the Bell (1989-1993): His breakout role as Zack Morris.
* Saved by the Bell: The College Years (1993-1994): Continued his role as Zack Morris.
* NYPD Blue (1993-2005): Played John Clark, a detective.
* Commander in Chief (2005-2006): Played the role of a young congressman.
* Franklin & Bash (2011-2014): Played Peter Bash, a lawyer.
* Pitch (2016): Played Mike Lawson, the general manager of a baseball team.
* The Passage (2019): Played Brad Wolgast, a federal agent.
* Mixed-ish (2019-present): Played the role of Bow's father (a recurring guest role).
* The Rookie (2018-present): Plays John Nolan, a seasoned officer.
He has also had roles in various other television shows and films throughout his career.