Thomas Magnum, a decorated former Navy SEAL, returns home from Afghanistan and applies his military skills to become a private investigator in Hawaii taking jobs no one else will—with the help of fellow vets T.C. Calvin and Rick Wright, and former MI:6 agent, Juliet Higgins.
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see all options Availability data: JustWatch
- Seasons
- 5
- Episodes aired
- 96
- Latest aired
- S05E19
- Total runtime
- 2d 20h
Timeline when each season aired
- Season 1 September 2018 – April 2019 20 episodes
- Season 2 September 2019 – May 2020 20 episodes
- Season 3 December 2020 – May 2021 16 episodes
- Season 4 October 2021 – May 2022 20 episodes
- Season 5 February 2023 – January 2024 20 episodes
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S05E01 The Passenger
February 19 · 43min find the promo
Show synopsis
Magnum and Higgins weigh the risks of pursuing a relationship. Rick juggles being a new father and running La Mariana. Katsumoto tries to figure out his next move.
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S05E02 The Breaking Point
February 19 · 44min find the promo
Show synopsis
Magnum and Higgins go undercover as lifeguards in order to solve a murder. Jin Jeong wins a storage unit auction and enlists the help of Rick and TC upon finding a stolen military medal.
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S05E03 Number One with a Bullet
February 26 · 42min find the promo
Show synopsis
Katsumoto takes a job providing security for a chart-topping K-pop star. Higgins and Rick find themselves in peril while trying to help Rick's friend. Magnum harbors suspicions about Capt. Greene's death.
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S05E04 NSFW
March 5 · 42min find the promo
Show synopsis
Magnum and Higgins search for a CEO who has mysteriously vanished. Rick braces for a visit from his wild-child little sister, Ruthie.
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S05E05 Welcome to Paradise, Now Die!
March 12 · 42min find the promo
Show synopsis
Magnum recruits Katsumoto to help find a missing tourist. Higgins and Kumu attempt to solve the murder of a beloved dog. Rick enlists the aid of TC after he accidentally loses Magnum's pet mouse, Roberto II.
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S05E06 Dead Ringer
March 19 · 42min find the promo
Show synopsis
Katsumoto's hearing date has arrived and he will learn if his career in law enforcement is over for good or not. Magnum and Higgins are hired to investigate a man their client believes committed murder. Rick's suspicions grow on their relationship.
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S05E07 Birthright
March 26 · 42min find the promo
Show synopsis
Magnum and Higgins investigate the robbery of an elderly man suffering from Alzheimer’s. The ohana tries to help TC overcome a past trauma.
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S05E08 Dark Skies
April 2 · 42min find the promo
Show synopsis
Magnum and Rick make a shocking discovery in the Capt. Greene case. Higgins and TC head to Maui to help an eccentric billionaire find the owner of a pesky drone that has been harassing him. Shammy helps Kumu after an incident occurs at La Mariana.
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S05E09 Out of Sight, Out of Mind
April 16 · 42min find the promo
Show synopsis
Magnum and Higgins take on a case that sends Higgins inside a psychiatric hospital. Katsumoto and his son, Dennis, head to the mainland to look at colleges, but their trip takes a harrowing turn when a run-in with a local turns ugly.
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S05E10 Charlie Foxtrot
April 23 · 42min find the promo
Show synopsis
An armed hit team lays siege to Robin's Nest. TC is badly injured while Rick fights for his life. Mid Season Finale
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S05E11 Hit and Run
October 4 · 42min find the promo
Show synopsis
Magnum and Higgins go to work for a dangerous and controversial client. Kumu and Shammy help move TC to a veterans' rehab facility. Rick flirts with a woman who works at the marina.
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S05E12 Three Bridges
October 11 · 42min find the promo
Show synopsis
Magnum and Higgins try to help Zhao, a close friend of Kumu, recover her life savings that was all lost to a scammer. TC becomes increasingly frustrated at the lack of progress in his recovery and pushes everyone away.
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S05E13 Appetite for Danger
October 18 · 42min find the promo
Show synopsis
Magnum and Higgins enlist Katsumoto to go undercover when a chef at a high-end restaurant goes missing. Kumu works with Cade at the Cultural Center, confronting one of America's darker chapters - the internment of Japanese Americans in the wake of Pearl Harbor.
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S05E14 Night Has a Thousand Eyes
October 25 · 42min find the promo
Show synopsis
Magnum and Rick race to find a missing witness who can exonerate an innocent man accused of murder. TC tries to repair his relationship with Mahina after being released from the VA.
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S05E15 The Retrieval
November 1 · 42min find the promo
Show synopsis
Magnum and Higgins are hired to find a missing gamer whose online friends believe he might be in trouble. Jin Jeong enlists the help of TC in a treasure hunt after his ex-partner gets out of prison.
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S05E16 Run with the Devil
November 15 · 42min find the promo
Show synopsis
Magnum and Higgins agree to help a teenage Amish boy who has traveled to Hawaii in search of his runaway sister. Rick sets out to find TC a date to the Marine Corps Ball.
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S05E17 Consciousness of Guilt
December 6 · 42min find the promo
Show synopsis
After a high-stakes homicide case falls apart at trial, Katsumoto asks Magnum to help him stop a killer from walking free. Higgins helps Jin Jeong with a mystery of his own.
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S05E18 Extracurricular Activities
December 13 · 42min find the promo
Show synopsis
Magnum and Higgins are hired by a University of Oahu dean to quietly investigate a professor who has been accused of having an inappropriate relationship with a female grad student. TC and Katsumoto take Cade and Dennis on a father-son camping trip.
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S05E19 Ashes to Ashes
January 3 · 42min find the promo
Show synopsis
Magnum and Higgins re-examine a fatal arson investigation at the request of TC and Mahina, leading to a sinister discovery. Kumu volunteers with Rick at a veterans’ crisis call center.
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S05E20 The Big Squeeze
January 3 · 42min find the promo
Show synopsis
Magnum and Higgins take a major step forward in their relationship. At the same time, the past comes back to haunt them when a previous suspect becomes their client. TC aims to scale up Island Hoppers. Rick gets a new business partner.