Watch H2O

  • TV-PG
  • 2008
  • 3 Seasons
  • 7.3  (17,921)

H2O is a fascinating and adventurous teen drama series that aired on Nickelodeon between 2006 and 2010. It is centered around three teenage girls - Cleo, Emma, and Rikki - living in the fictional coastal town of Gold Coast in Australia. These girls discover that they have supernatural powers that manifest when they come into contact with water.

At first, they find it hard to comprehend how their lives have been turned upside down by this unexpected development. However, they discover that these powers come with a catch - once they become wet, they transform into mermaids. These three teenage girls meet and become fast friends at a local beach café before they notice their newfound power. They become mermaids when they accidentally stumble upon an underwater sea chamber.

Throughout the series, the girls face several challenges as they try to keep their identities hidden from the rest of the world while keeping up with their daily routines. They must also deal with the struggles of teenage life - boys, peer pressure, parental expectations, and school-life.

As the series progresses, the girls form a closer bond as they try to understand and harness their powers, secretly protecting the waters of the Gold Coast from pollution and exploitation. The mermaid's powers range from the ability to manipulate water to breathing underwater, and they can communicate telepathically.

On their journey, they have to navigate through numerous hurdles as they try to keep this supernatural secret hidden. This includes dodging the curious eyes of a nosy classmate and evading the clutches of a malicious marine biologist who is desperate to capture and study them.

Along the way, the girls gain close allies who help them keep their secret safe. One of their close confidants is Lewis, their friend who helps them navigate through the trials of being mermaids. He is their go-to guy for aiding them in finding ways to improve their abilities and keep their powers a secret.

The show also explores the dynamic of the girls' relationships outside of their mermaid powers. Emma and Cleo face issues with family acceptance, while Rikki uses her power to get revenge on bullies who have constantly tormented her.

The girls constantly battle personal, social, and environmental issues, and their desire to keep their secret puts their friendships to the test. The series also tackles themes of identity, loyalty, friendship, and environmental conservation.

The show is shot with a stunning backdrop of the Australian beaches and coastline, providing a magnificent setting for the mermaids' journeys. The series' writing is engaging and entertaining, providing a thrilling ride for viewers.

Throughout the show, the girls display strength, courage, and perseverance, and they inspire young viewers to fight for what they believe in and to stand up for the environment. The show is a perfect blend of elements, keeping viewers coming back for more. It exists as a fun, engaging, and meaningful series that appeals to all ages.

In conclusion, H2O is a fascinating and entertaining teen drama series that provides a thrilling adventure. It explores important themes that will resonate with young viewers and educate them on the importance of environmental conservation. The show serves as a nostalgic reminder of the joys of teenage life while offering an engaging and socially relevant storyline. H2O is a must-watch for anyone looking for an exciting, heartfelt and entertaining series.

H2O is a series that is currently running and has 3 seasons (91 episodes). The series first aired on March 14, 2008.

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Just Add Water: Graduation
26. Just Add Water: Graduation
April 16, 2010
Sophie and Ryan damage the Moon Pool in their efforts to obtain the rare crystals. The girls improvise and use their own magic to prevent the impact of the comet and a planet wide catastrophe. Rikki, Cleo and Bella graduate with a surprise.
26. Graduation
April 16, 2010
Sophie and Ryan damage the Moon Pool in their efforts to obtain the rare crystals. The girls improvise and use their own magic to prevent the impact of the comet and a planet wide catastrophe. Rikki, Cleo and Bella graduate with a surprise.
A Date With Destiny
25. A Date With Destiny
April 16, 2010
Cleo discovers a comet is causing fish to flee the waters around Mako Island. The girls find a way to restart the message in the Moon Pool and discover the comet will collide with earth. Sophie meets Ryan and with Zane's help they join forces to remove the crystals from the Moon Pool.
Too Close For Comfort
24. Too Close For Comfort
April 15, 2010
Don gets a second job at the Marine Park on the Pirate ship and outshines Cleo, threatening the future of her Dolphin show. Bella and Will find difficulty trying to connect with each others' interests.
Just Add Water: Beach Party
23. Just Add Water: Beach Party
April 14, 2010
Bella's eager to ask Will to the end of year party until she sees him asking Rikki. A big misunderstanding occurs which prompts Will to express his true feelings for Bella. Sophie tries to get Zane to change the name of the cafe.
Mako Masters
22. Mako Masters
April 14, 2010
The girls sit their final school exams and have to avoid a water attack in public when the full moon rises early. They confront the water force in the Moon Pool and are given a message about Mako Island.
The Jewel Thief
21. The Jewel Thief
April 14, 2010
The girls discover the Mako crystals contain immense energy and need to mount a rescue mission when Zane jealously steals one in an effort to gain Rikki"s attention.
Queen For A Day
20. Queen For A Day
April 13, 2010
Zane installs Sophie as head of staff at the cafe. Bella develops a sneezing allergy that also accidentally triggers her powers. Sophie seizes on the problem and looks to fire Bella and the band.
Just Add Water: Breakaway
19. Just Add Water: Breakaway
April 13, 2010
Will competes in the Free-Diving Championships but afterward chooses to break from the sport and shrug off Sophie's influence on his life. Rikki sees Sophie kissing Zane at the event and breaks off their relationship.
19. Breakaway
April 13, 2010
Will competes in the Free-Diving Championships but afterward chooses to break from the sport and shrug off Sophie's influence on his life. Rikki sees Sophie kissing Zane at the event and breaks off their relationship.
Into The Light
18. Into The Light
April 12, 2010
Rikki fears Ryan's explorations on Mako Island will uncover their secrets but Cleo and Bella discount her concern. She almost goes too far trying to stop Ryan from discovering the crystals in the Moon Pool.
A Magnetic Attraction
17. A Magnetic Attraction
February 25, 2010
Cleo's introduced to Ryan, a young geophysicist who's working for Samantha. Rikki doesn't react well to Cleo consulting Ryan about the Mako rock and a fracture begins to appear in the trio.
The Dark Side
16. The Dark Side
February 24, 2010
Rikki's frustrated by the water attacks and goes to Mako Island on a full moon to confront the strange force in the Moon Pool. With Cleo and Bella delayed, Will pursues her and discovers she's been affected by the experience.
Power Play
15. Power Play
February 23, 2010
Sophie uses Bella"s idea for a fundraising concert and presents it as her own to Rikki to gain publicity for the cafe. Cleo's caught in the crossfire with Kim when Samantha moves in and puts her stamp on the Sertori home.
Mermaid Magic
14. Mermaid Magic
February 22, 2010
Will pushes himself too far when Zane challenges him to prove his skills as a free-diver. The girls discover a unique crystal in the rock from the Moon Pool.
To Have & To Hold Back
13. To Have & To Hold Back
January 21, 2010
Kim attempts to derail Don and Samantha's wedding. Lewis receives an opportunity to study in America. Cleo realises she's got to let Lewis live his own life and let him go overseas.
Crime & Punishment
12. Crime & Punishment
January 19, 2010
Rikki receives counterfeit money at the cafe and is held captive by criminals on a boat. Bella and Cleo are forced to reveal the trio's secret to Will so they can rescue Rikki together.
Just A Girl At Heart
11. Just A Girl At Heart
January 18, 2010
Bella helps Will with his free-diving training but when she realises he's more interested in her as a mermaid than a girl, she's hurt. Rikki and Cleo have to improvise when the cafe's first corporate function is actually a children"s party.
10. Revealed
November 6, 2009
Bella's warned to back off from Will as he's on the trail of the girls' mermaid secrets. She gets too close to him and he finally discovers she's a mermaid.
The Sorcerer's Apprentice
9. The Sorcerer's Apprentice
November 5, 2009
Cleo defies Lewis' advice and experiments with the magic Moon Pool water. Using her powers, Rikki accidentally gets the water into Cleo's aquarium and all the girls have to rescue Cleo's fish Hector.
8. Kidnapped
November 4, 2009
Rikki and Bella hide out at Cleo's to protect themselves from a full moon water attack. Bella's kidnapped by a water tentacle and taken to Mako Island. Lewis tries to keep Will away from the island so the girls can rescue her.
Happy Families
7. Happy Families
November 3, 2009
A problematic family beach picnic leads Don to end his relationship with Samantha until Cleo encourages him to pursue it. Will's sister Sophie competes with Bella for a job at the cafe and sets her sights on Zane.
Secrets & Lies
6. Secrets & Lies
November 2, 2009
Bella attempts to start a relationship with Will until she sees he's apparently got another girl. Lewis tests the magic Moon Pool water at school and attracts the attention of their Science teacher.
Big Ideas
5. Big Ideas
October 30, 2009
Zane concocts a dirt bike race to publicise the cafe. When Rikki discovers it's a scam she and Bella decide to teach him and Nate a lesson. Cleo and Lewis make a big discovery about mixing the waters in the Moon Pool.
Valentine's Day
4. Valentine's Day
October 29, 2009
Cleo's forced to put Lewis' plans for romance on hold to restrain Kim's out of control love life. During this Don meets Samantha, a National Parks Manager and they start to date.
Keep Your Enemies Close
3. Keep Your Enemies Close
October 28, 2009
Cleo seeks a new job as an assistant dolphin trainer at the Marine Park. Rikki fires Nate's band from playing at the cafe until she and Bella reach an understanding.
Jungle Hunt
2. Jungle Hunt
October 27, 2009
Will seeks confirmation of his first experience on Mako Island. Bella volunteers to misdirect his search so he won"t find the Moon Pool. The girls and Lewis discover the Moon Pool has changed.
The Awakening
1. The Awakening
October 26, 2009
Cleo and Rikki face their final year of high school without Emma. They make a new friend in Bella and meet new boy Will - and encounter a strange new force on Mako Island that turns water against them.
Where to Watch H2O
H2O is available for streaming on the Nickelodeon website, both individual episodes and full seasons. You can also watch H2O on demand at Amazon Prime, Netflix, Amazon, Vudu and Google Play.
  • Premiere Date
    March 14, 2008
  • IMDB Rating
    7.3  (17,921)