Magnum PI's 2018 CBS reboot stars Jay Hernandez, Perdita Weeks, Stephen Hill, Tim Kang, Zachary Knighton and Amy Hill. Since its release in 2018, it has gathered millions of views every week. Magnum PI ranks 13th out of the 21 CBS scripted shows which is better than a few other shows that have gotten renewed. We have a passionate fanbase determined to make change and give Magnum PI a well-deserved final season. There are so many more storylines left to explore and so many fans desperate for more. Together, we can #SaveMagnumPI!