|Birthplace||Brooklyn, New York, United States|
Markinson graduated from the American Academy of Dramatic Arts in 1983. He moved to Vancouver, Canada, where he established himself as a profoundly talented and prolific character actor in both film and television.
He is known for "Charlie Wilson's War" (2007), "Shooter" (2007) and "City of Angels" (1998).
He was credited as a guest star in Caprica's pilot episode. When Caprica was picked up, his role was expanded to series regular. Markinson also played Commander Silas Nash in Battlestar Galactica: Blood and Chrome (2012).
- Brian Markinson on the Internet Movie Database. Retrieved on October 11, 2017.
- Brian Markinson at Turner Classic Movies. Retrieved on October 24, 2017.