The iconic film actor plays a former U.S. president put in an impossible position in the Netflix political thriller.

Let's break down the explosive series finale of Netflix's "Zero Day," a cautionary tale about autocracy, misinformation and cyberterrorism.

Zero Day had everyone talking when it was first announced, with many noting that Robert De Niro doesn't do many TV shows. I was intrigued to see him playing a troubled former President, as Netflix has a record for being pretty good with political thrillers.