Tom Selleck (Thomas Magnum)
* Continued success: Selleck went on to star in the popular series "Friends" as Dr. Richard Burke. He also had recurring roles in shows like "Las Vegas" and "Blue Bloods." He has also remained active in film, appearing in movies like "Three Men and a Baby" and "Quigley Down Under."
* Personal Life: Selleck has been married to Jillie Mack since 1987. They have a daughter together.
Roger E. Mosley (Theodore "TC" Calvin)
* Continued acting: Mosley continued to act in television and film, with roles in shows like "Walker, Texas Ranger" and "The Closer." He also appeared in several movies, including "The Best of Times" and "The River Wild."
* Tragic accident: Mosley passed away in August 2022 at the age of 83 after a car accident.
Larry Manetti (Jonathan "Higgins" Higgins)
* Continued acting: Manetti continued acting in television and film, often playing comedic roles. He had recurring roles in shows like "Murder, She Wrote" and "The Nanny." He also appeared in films like "The Naked Gun: From the Files of Police Squad!" and "The Bold and the Beautiful."
* Personal Life: Manetti is married to Donna Dixon.
John Hillerman (Simon "The Boss" Doyle)
* Retirement: Hillerman retired from acting after the series ended. He did, however, make a brief return as "The Boss" in a "Magnum, P.I." revival episode that aired in 1997.
* Passed away: Hillerman passed away in 2017 at the age of 84.
Other notable cast members:
* Susan Walters (Juliet Higgins): Walters continued acting, with roles in shows like "The Young and the Restless" and "The Bold and the Beautiful."
* Kathleen Lloyd (Amy): Lloyd continued acting, with roles in shows like "Murder, She Wrote" and "CSI: Miami."
* Stephen Collins (Father Tobias): Collins went on to have a successful acting career, most notably playing the lead role in the television series "7th Heaven." He later admitted to inappropriate sexual behavior.
The legacy of Magnum, P.I.:
Despite ending in 1988, "Magnum, P.I." remains a popular and enduring series. The show has been syndicated widely, and a revival premiered in 2018, featuring Jay Hernandez as Thomas Magnum.