Who Killed John O'Neill? 2005 9/11 Film

One Actor, One Room, Seven Characters: - Traumatized by the September 11th attacks, one man struggles to dismantle official history, at the expense of his sanity and even his life. Grappling with multiple realities - and multiple personalities - he must retreat into his mind in pursuit of the truth.

In a unique, 2005 "fictional" film about non-fictional events, there is a place where belief and faith will blind you, where nothing is sacred, and to get there all you have to do is ask: "Who Killed John O'Neill?"—Anonymous / via IMDB.com page