
Zero Hour: Massacre at Columbine High
- 2004
- 52m
- Documentary · Drama · Crime · TV Movie · History
- 8.1/10
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.



















