Mitch Pileggi
![Mitch Pileggi](http://image.tmdb.org/t/p/h632/d2lChEzBjdcWSDpqPY7AC15mtfY.jpg)
Known For: Acting
Gender: Male
Date of Birth: April 5, 1952 (72 years old)
Place of Birth: Portland, Oregon, USA
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.