Zero Hour: Massacre at Columbine High

• Cast: David Morrissey, Ben Johnson, Josh Young, Alex Macdonald, Gabriel Antonacci
• Duration: 52 minutes
• Genre: Documentary, Drama, Crime, TV Movie, History
• Rating: 8.1/10
• Release Date: 2004-09-12

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.