Mitch Pileggi

Acting

Mitchell Craig "Mitch" Pileggi (born April 5, 1952) is an American actor. Pileggi is known for playing FBI assistant director Walter Skinner on the long-running popular series The X-Files. He also had a recurring role on Stargate Atlantis as Col. Steven Caldwell. He appeared in the 2008 film, Flash of Genius.

Known for:

Supernatural Supernatural Grey's Anatomy The Rookie Law & Order: Special Victims Unit NCIS The X-Files The X-Files CSI: Crime Scene Investigation Sons of Anarchy Castle That '70s Show