Killing Lincoln: The Shocking Assassination that Changed America Forever - Martin Dugard, Bill O'Reilly Clooney, Pitt or DiCaprio? Well, who will it be? Consider: John Wilkes was a handsome, well-recognized, full-of-himself actor. And according to O'Reilly, he was angry and looking for more fame. So he assassinates a sitting US president. It's too good to be fiction. And history belongs to the best story-teller.