There was also an earlier series also titled, "Magnum P.I." that premiered 1980 and ran for 8 seasons and 155 episodes on CBS.

Series Description

Magnum P.I. is a detective drama series that premiered on CBS on September 24, 2018. It's about a former Navy SEAL named Thomas Magnum who works as a private detective in the state of Hawaii. Juliet Higgins often uses her talents as a former MI6 agent to help Magnum with his cases and by former U.S. Marines Theodore "T.C." Calvin and Orville "Rick" Wright.

Magnum P.I. Cast

Jay Hernandez as Thomas Magnum

Perdita Weeks as Juliet Higgins

Zachary Knighton as Rick Wright

Tim Kang as Detective Gordon Katsumoto

Stephen Hill as T.C. Calvin

Amy Hill as Kumu Tuileta