![Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--gHpfXmoZ--/c_fill,h_315,w_851/d_tv-fanatic-placeholder-square.png,f_auto,fl_lossy,q_75/v1506741836/banner/hawaii-five-0.jpg)
Hawaii Five-0
Fridays 9:00 PM on CBSWatch Hawaii Five-0 Season 8 Online
Watch Hawaii Five-0 Season 8 full episodes online, free and paid options via our partners and affiliates.
![A Russian Submarine - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--LXc_r5x_--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1526428554/a-russian-submarine-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 25, Five-0 discovers a Russian spy ring when a Russian nuclear attack submarine appears off the coast of Waikiki.
![A High Risk Mission - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--o9cb2KBP--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1524952343/a-high-risk-mission-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Epiode 24, McGarrett joins Junior's SEAL Team on a high risk mission to capture an elusive target who is holding Joe White hostage.
![Witness On the Run - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--z5VA7Yvf--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1524952128/witness-on-the-run-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 23, the team take on the mob when a former boss is killed and Junior's friend Cammy Lin runs after witnessing the hit.
![Duke Needs Help - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--gXPV3oXx--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1523837304/duke-needs-help-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 22, Five-0 helps Duke when he is forced to steal evidence from the police locker in exchange for his kidnapped granddaughter.
![Harry Langford Needs Help - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--zMOjhhCu--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1524159983/harry-langford-needs-help-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 21, when a teenage British royal runs away while under his protection, Harry Langford enlists McGarrett and Danny's help.
![An Abandoned Island - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--4rkz8ps3--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1522089701/an-abandoned-island-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 20, Catherine recruits McGarrett and Jerry to track down a uranium deposit thought to be hidden on an abandoned island.
![Where The Bodies Are Buried - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--hxrEzRSG--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1522889735/where-the-bodies-are-buried-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 19, Jessie makes a decision that could ruin Adam's life, while a hitman confesses admits to where he buried his victims.
![Danny Saved a Life - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--avv2NUY4--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1521771967/danny-saved-a-life-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 18, the ex-wife of the man who shot Danny comes to Oahu and reveals how Danny's protection helped save her life.
![Things Go Sideways - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--SYNP3SVN--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1519356113/things-go-sideways-hawaii-five-0.jpg)
On Hawaii Five-0 Season 6 Episode 17, Adam's mission to take down organized crime goes sideways when deadly chlorine gas falls into the wrong hands.
![Tani Goes Undercover - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--2sCPYhDj--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1518750172/tani-goes-undercover-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 16, Tani and Junior go undercover as prospective parents in order to infiltrate a private school whose headmaster is murdered.
![Murder Of a Private Detective - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--k0ZYR306--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1516400580/murder-of-a-private-detective-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 15, McGarrett and Danny investigate the murder of a private detective whose client was killed in the same way.
![Adam's New Confidential Informant - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--KZtp6cZM--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1515464218/adams-new-confidential-informant-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 14, Five-0 investigates when the corpse of a diamond smuggler is stolen, while Adam recruits a new confidential informant.
![Grover's Revelation - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--teDzPrcQ--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1513983519/grovers-revelation-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 13, Grover reveals how he was once on the brink of killing himself, when a man accused of killing his wife attempts suicide.
![Cracking Down - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--FclBXFGZ--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1513983262/cracking-down-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 12, McGarrett tasks Adam with forming a new division within Five-0 to take on organized crime when an FBI agent is killed.
![A Christmas Story - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--9OYbvFps--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1512694111/a-christmas-story-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 11, on Christmas Eve and Danny tells Charlie a story about a recent Five-0 case involving bad Santas and a holiday miracle.
![Imagining the Future - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--YquyfjWJ--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1512693958/imagining-the-future-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 10, Danny is shot and left clinging to life while quarantined in the hospital with McGarrett, Tani and Junior.
![A Deadly BioWeapon - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--yE9qdu6t--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1512672586/a-deadly-bioweapon-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 9, McGarrett, Danny, Tani and Junior are all exposed to a deadly bioweapon while checking on a deserted yacht adrift at sea.
![Posing As a Pilot - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--q20popBp--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1511129895/posing-as-a-pilot-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 8, after a pilot dies in an air race, McGarrett poses as a pilot to investigate the cause of the plane crash.
![Junior Backs Up McGarrett - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--9VH9VxWb--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1509920494/junior-backs-up-mcgarrett-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 7, Adam and Junior back up McGarrett during a bank heist in which forces Steve to make a potentially heartbreaking mistake.
![Multiple Personalities - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--vKCx7dSd--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1508964626/multiple-personalities-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 6, the Five-0 investigations into the murder of two tourists leads to a man suffering from multiple personality disorder.
![Hawaiian Folklore - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--C2VCwUDr--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1508452594/hawaiian-folklore-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 5, the Five-0 team investigates a string of murders that mirror old stories from well-known Hawaiian folklore.
![Lives On the Line - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--s-uzUmCm--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1508452257/lives-on-the-line-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 4, when the HPD system is hacked the lives of Five-0's informants are put in danger and one person ends up dead.
![An Old Friend - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--lI0KNrJu--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1505424793/an-old-friend-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 3, when the boss of a major crime family is murdered, the team enlists the help of an old friend to stop revenge killings.
![Police Dog - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--tq_A2S0d--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1506908771/police-dog-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 2, Five-0 works with an injured police dog, the only witness to a drug bust, and Junior Reigns looks to join the task force.
![Tani Rey - Hawaii Five-0](https://tv-fanatic-res.cloudinary.com/iu/s--TDDItWzz--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1504307725/tani-rey-hawaii-five-0.jpg)
On Hawaii Five-0 Season 8 Episode 1, when hacker Aaron Wright releases an arsonist from prison, McGarrett and Danny recruit Tani Rey to join the task force.