Movie trivia: Halfway through the [Dog day afternoon] production , Pacino collapsed from exhaustion and had to be hospitalized for a short time. He swore off movies for a while, returning to his first love, the Broadway stage.
We may be trying to let a guilty man go free, I don’t know. Nobody really can. But we have a reasonable doubt, and that’s something that’s very valuable in our system. No jury can declare a man guilty unless it’s sure.
It’s always difficult to keep personal prejudice out of a thing like this. And wherever you run into it, prejudice always obscures the truth. I don’t really know what the truth is. I don’t suppose anybody will ever really know. - 12 Angry Men (1957, dir. Sidney Lumet)
Sidney Lumet had the actors all stay in the same room for hours on end and do their lines over and over without taping them. This was to give them a real taste of what it would be like to be cooped up in a room with the same people.