Lizzy Caplan, 42, stars as Alexandra Mullen, President Mullens’ daughter and a current congresswoman. Alexandra is often publicly at odds with her father and is named as the head of the Congressional Oversight Committee formed to keep an eye on her father’s investigation.

Angela Bassett, Joan Allen, Connie Britton, Jesse Plemons and Lizzy Caplan co-star in a series about politicians trying to find answers after a deadly cyberattack.

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