Acting gives you cosmic permission to take a trip in movies that lasts 24 hours a day, seven days a week, until the film is finished.

After graduating from a Pittsburgh high school Glenn entered The College of William and Mary where he majored in English. That same year he tried his hand at gangster movies when he starred as the real-life Scott Glennriff turned gunman Verne Miller in the movie Gangland: The Verne Miller Story which was only given a theatrical release in Finland and went straight to video in the U. Filmography.

His roles have included Wes Hightower in Urban Cowboy (1980) astronaut Alan Shepard in The Right Stuff (1983) Emmett in Silverado (1985) Commander Bart Mancuso in The Hunt for Red October (1990) Jack Crawford in The Silence of the Lambs (1991) Roger in Training Day (2001) Ezra Kramer in The Bourne Ultimatum (2007) and The Wise Man in Sucker Punch (2011).