Timothy S. Guinee (born November 18, 1962) is an American stage, television, and feature-film actor. Primarily known for his roles as Tomin in the television series Stargate SG-1 (1997–2007) and railroad entrepreneur Collis Huntington in Hell on Wheels (2011–2016), he appeared in the Marvel Cinematic Universe (MCU) feature films Iron Man (2008)...