![Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--qtQwsFTQ--/c_fill,h_315,w_851/d_tv-fanatic-placeholder-square.png,f_auto,fl_lossy,q_75/v1537248552/banner/magnum-pi.jpg)
Magnum P.I.
Wednesdays 9:00 PM on CBSWatch Magnum P.I. Season 4 Online
Watch Magnum P.I. Season 4 full episodes online, free and paid options via our partners and affiliates.
![Unexpected Complications - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--PGIiAWSG--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1651193473/unexpected-complications-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 20, Magnum and Higgins take on a mission inside a high-security correctional center when a criminal abducts Katsumoto’s ex-wife.
![Taken Aback - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--qj6OgcOY--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1650851716/taken-aback-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 18, a disoriented man hires Magnum and Higgins to investigate a crime he doesn't remember after he woke up covered in blood.
![Honoring a Friend - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--58CPQ9IO--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1649024698/honoring-a-friend-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 18, Magnum goes to extreme lengths to uncover the truth about a crime that may have involved his dear deceased friend, Nuzo.
![No Veteran Dies Alone - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--Eb-CKF7M--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1648767564/no-veteran-dies-alone-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 17, Higgins is in a complicated situation when 12-year-old Ella asks for help cracking a triple homicide that involves her mother.
![A Suspected Bomber - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--RBPMFiVM--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1646867125/a-suspected-bomber-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 16, the mother of a suspected bomber hires Magnum and Higgins to locate her teen son and turn him into the authorities.
![Saving Thomas - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--suFd1rYC--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1644980994/saving-thomas-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 15, Magnum balks at a crime boss' request to find his missing son and is poisoned and ordered to find the son or die.
![Bail Jumper - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--jpfFb6Cl--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1644033485/bail-jumper-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 14, Magnum and Higgins locate the body of another P.I. who was previously searching a woman who skipped out on her 250K bail.
![Extraordinary Lengths - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--NJeht4P7--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1643333357/extraordinary-lengths-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 13, when Hawaii Supreme Court nominee Judge Rachel Park is blackmailed, Magnum and Higgins go to extraordinary lengths to help.
![Back in School - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--JIq5_LkY--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1641941915/back-in-school-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 12, Shammy asks Magnum and Higgins to try to locate his friend, a homeless Veteran who unexpectedly went missing.
![Hired By a Nun - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--GoUQJiMU--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1641941549/hired-by-a-nun-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 11, a nun hires Magnum and Higgins to investigate a mysterious cash donation made to a parishioner undergoing medical treatment.
![A Romantic Dream - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--rz9a3gHL--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1640999532/a-romantic-dream-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 10, when a woman hires Magnum and Higgins to find a man she met at a coffee shop, but they learn he is hiding a big secret.
![The Holiday Spirit - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--PKVnG6A6--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1637760916/the-holiday-spirit-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 9, a Christmas Eve ransomware attack on the Honolulu Police Department forces Lia to reveal a family secret.
![The Aftermath - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--Wr7QfafT--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1637382394/the-aftermath-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 8, Magnum follows Higgins to discover what she's been hiding, as she infiltrates a group threatening to take down MI-6. m
![A Federal Investigation - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--TBj-aE0E--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1636320718/a-federal-investigation-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 7, when Rick is asked to assist with a federal investigation into his childhood friend, Magnum begins an investigation of his own.
![An Anonymous Source - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--vkBPPp6A--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1636320479/an-anonymous-source-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 6, a journalist hires Magnum to track down his anonymous source who has mysteriously gone dark and Higgins gets a new assignment.
![Confronting Serena - Magnum P.I.](https://tv-fanatic-res.cloudinary.com/iu/s--J82LbVbJ--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1634799871/confronting-serena-magnum-pi.jpg)
On Magnum P.I. Season 4 Episode 5, Magnum and Higgins are hired by an anxious groom to look into his bride-to-be on the eve of their wedding.