Zero Hour: Massacre at Columbine High

This movie covers the final hour leading up to the Columbine High Massacre. On April 20, 1999, two boys from Columbine High School in Colorado embarked on a massacre and killed 12 students, one teacher, and injured 21 other students, before turning the guns on themselves.

Cast: David Morrissey, Ben Johnson, Josh Young, Alex Macdonald, Gabriel Antonacci, Alan K. Sapp