Biography
Stephen Lang (born July 11, 1952) is an American actor and playwright. He started in theatre on Broadway but is well known for his film portrayals of Stonewall Jackson in Gods and Generals (2003), George Pickett in Gettysburg (1993), and his 2009 roles as Colonel Miles Quaritch in Avatar and as Texan lawman Charles Winstead in Public Enemies. Lang was the co-artistic director (along with Carlin Glynn and Lee Grant) of the famed Actor's Studio at its headquarters in New York City from 2004 to 2006. Description above from the Wikipedia article Stephen Lang (actor), licensed under CC-BY-SA, full list of contributors on Wikipedia.
Known For

Sisu: Road to Revenge
Yeagor Dragunov

Avatar: Fire and Ash
Quaritch

Avatar
Colonel Miles Quaritch

Avatar: The Way of Water
Colonel Miles Quaritch

Mortal Engines
Shrike

Conan the Barbarian
Khalar Zym

Avatar: Creating the Worl...
Self

The Men Who Stare at Goat...
Brigadier General Dean Hopgood

The Proposal
Simon Baclg

Mid-Century
Frederick Banner