Magnum P.I. is an American crime drama television series developed by Peter M. Lenkov and Eric Guggenheim. It is a reboot of the series of the same name created by Donald P. Bellisario and Glen A. Larson, which aired from 1980 to 1988. It stars Jay Hernandez as the title character alongside Perdita Weeks, Zachary Knighton, Stephen Hill, Amy Hill, and Tim Kang. The pilot was directed by Justin Lin. It was ordered to series on May 11, 2018, and premiered September 24, 2018, on CBS. On October 19, 2018, it was announced that the series had received a full season order from CBS. In January 2019, CBS renewed the series for a second season.