Mitch Pileggi
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.
Filmography
Law & Order: Special Victims Unit
The Rookie
Grey's Anatomy
Supernatural
NCIS
CSI: Crime Scene Investigation
Castle
Medium
The X-Files
American Horror Story
Sons of Anarchy
ER
The West Wing
Falcon Crest
Dallas
Supergirl
Boston Legal
The A-Team
Stargate Atlantis
That '70s Show
Nip/Tuck
Brothers and Sisters
Leverage
Batman Beyond
The Batman
Walker
In Plain Sight
Reaper
Human Target
Basic Instinct