No word yet on who gets the choice diva role of Dianne Feinstein, but her part had best steal the film. How could it not? The career-making footage of Feinstein telling the media about the assassinations is priceless. (Here's an old, somewhat moving NBC Nightly News report on that day in 1978, featuring Feinstein's announcement.)
A notorious method actor, we wonder how far Penn will go to get this part juuust right. Because, Sean? We're here for you, and we're gentle.