There is no biography for Greg Duncan yet.
Movie · 2015
Show · 2015
Show · 2014
Movie · 2016
Movie · 2018
Show · 2012
2016
as Security Officer
2015
as Guard
as SWAT Officer (uncredited)
2014
as Police Officer · 2 episodes
2012
as Extra 2 / NSA Agent- programmer · 6 episodes
2018
Production Assistant
