Zero Day is an upcoming political thriller television series for Netflix. It is described as a political conspiracy thriller centering on a devastating global cyberattack. It was revealed in November 2022 that Eric Newman and Noah Oppenheim had worked on the story with Micheal Schmidt writing the script. The project was confirmed as Greenlit by Netflix on March 1, 2023. In April 2023, Lizzy Caplan, Jesse Plemons, Joan Allen and Connie Britton were revealed to have joined the cast. Filming had started in and around New York but production was suspended due to the 2023 Writers Guild of America strike.