OK, you've *got* to watch this video! No, not because Bill Cullen looks just like Matt Damon (really!), but because this tv game show from the 1950's hosts a guest who was at Ford's Theater when Lincoln was shot and saw Booth jump down to the stage.
Other historical tidbit: note the placement of the Winston cigarettes right in front of the host and guest! Obviously they were a show sponsor.
Update, 4/4/2015: the link above doesn't work, we'll see how long YouTube lasts: