It stars Jay Hernandez as Thomas Magnum, the titular private investigator and former Navy SEAL who solves crimes in Hawaii.

On June 30, 2022, the series was picked up by NBC with a two-season, twenty-episode order,[5] later clarified to be produced and broadcast as a two-part fifth season.

takes place in the same fictional universe as two other series, both also developed by Lenkov and both also reboots of earlier crime shows: Hawaii Five-0 and MacGyver.

Magnum's living arrangement gives him access to the guest house and Masters' Ferrari 488 Spider but does not come with a salary, so he solves crimes as a private investigator.

Gordon Katsumoto is a detective for the Honolulu Police Department (HPD) who frequently disagrees with Magnum's investigative methods, but nonetheless respects his crime-solving expertise.

share many allies with the Five-0 Task Force, including further law enforcement professionals, confidential informants, and city employees.

The network ordered a pilot production commitment for the series with Lenkov and Eric Guggenheim, a Hawaii Five-0 writer and co-showrunner, as developers.

[17] Lenkov returned for the second season as an executive producer and co-showrunner after signing a three-year deal with CBS Television Studios in 2018.

[22] In July 2020, it was revealed that Lenkov would not have any involvement in the third season after being fired from CBS over toxic work environment allegations.

[3] On February 20, 2018, it was announced that Jay Hernandez had been cast as Thomas Magnum, who was portrayed by Tom Selleck in the original series.

[34] Lenkov and Guggenheim stated that while they wanted to honour the original show it was important for the reboot to "stand on its own" and genderswapping allowed for differentiation.

[36][37] Tim Kang and Amy Hill were the last two to be cast in the series, as Detective Gordon Katsumoto and Kumu, respectively.

[43][45][46] Betsy Phillips, series star Zachary Knighton's wife, first appeared in the second season's final episode.

[50][51] Numerous professional athletes appeared in guest roles throughout the second season, including Deontay Wilder, a World Boxing Council heavyweight champion; Aaron Donald and Andre Reed, National Football League players; Hans Hedemann, a competitive surfer; and Cowboy Cerrone, an Ultimate Fighting Championship mixed martial artist.

[52][53][54][55] Patrick Monahan, Skyler Grey, and Jerry Becker, appeared as themselves in season two and performed as their real world band Train.

[57][58][59] Larry Manetti and Roger E. Mosley, who co-starred in the original Magnum, P.I., made guest appearances on the reboot.

[60][41][61][62] However, Tom Selleck stated in an interview that he would never appear in the series, even though he was asked, so as not to take away from the original Magnum, P.I.

[70] Thuy portrayed Lia Kaleo, an HPD detective and partner to Katsumoto, as well as a love interest to Magnum.

[71] Martin Martinez also joined the recurring cast for the fourth season portraying Cade Jensen, a trouble teenager searching for a job.

[74] Ahead of the fifth season Michael Rady was cast in a recurring role to portray Detective Chris Childs.

[89] Ten days later, Deadline Hollywood reported that talks were underway for Universal to carry the series in-house via NBC and/or USA.

Such a move would have required a deal with CBS Studios by June 30, 2022, when the cast members' options on their contracts ended.

[90] Although not officially renewed, Production Weekly reported a fifth season to be in "active development", though with no network attached to the listing.

At the time, it was reported that all six cast members were expected to return, along with the executive producers, and CBS Studios and Universal TV would continue to co-produce the series.

may not be quite distinctive enough to hold up to comparisons with its source material, but a charismatic star, slickly staged action, and a handful of modern twists hint at greater potential.