H2O

TV Show

Full Episodes(51)

Latest Episode: Unfathomable

Jan 16, 2012 Season 2 Episode 26 watch on (Paid)

The full moon rises, and with the planets lining up, it can remove mermaid powers for good. Knowing this, Lewis lures Charlotte to the moon pool but it backfires and Emma, Cleo and Rikki could lose their powers.

A Twist in the Tail

Jun 20, 2008 Season 1 Episode 26

"Dr Denman has discovered the girlsÕ secret and trapped them on Mako Island. Their only chance to avoid being exposed is to use the lunar eclipse to give up their powers forever!"
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Dr. Danger

Jun 20, 2008 Season 1 Episode 25

The return of Dr Denman means trouble for the girls. Meanwhile, Emma is having family dramas of her own. With ZaneÕs unwitting help, DenmanÕs research at Mako Island uncovers the girlsÕ secret!
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Love Potion #9

Jun 15, 2008 Season 1 Episode 24

Lewis thinks heÕs found a way to control the girlÕs mermaidness. The school dance brings all our heroinesÕ Ôboy issuesÕ to the surface.
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Love Potion #9

Jun 15, 2008 Season 1 Episode 23

It's the school dance and Cleo and Emma have boy issues. Cleo wants Lewis to ask her and Emma wants Byron, but neither boy gets the message. On top of this, as much as they want to attend, there is the very real risk of water disasters at the dance. Lewis thinks he’s found a way to control the girl's mermaidness in the form of a waterproof spray. It works a treat until of course the girls start going redder than beetroots.
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In Too Deep

Jun 15, 2008 Season 1 Episode 22

Rikki is shocked when she finds an old locket, identical to Cleo's, for sale at the local jewelers. When Miss Chatham is told about her discovery, she is immediately distressed, fearing the worst for her long lost friend Julia, the original owner of the locket. Rikki calms her by promising she'll buy it back. But Miriam, sensing the chance to cause trouble, buys the locket for herself and proudly displays it in front of a furious Rikki.
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Fish Out of Water

Jun 08, 2008 Season 1 Episode 21

Emma and Cleo discover Zane and Rikki are an item and force her to choose – him or them. Rikki is not impressed that her friends have put her in this position and so sides with Zane. Wearing a stunning dress that Zane has given her, Rikki accompanies him to his father's development lunch, much to the upset of Harrison. Emma is also dragged along to the lunch by her parents. There, they discover that Harrison plans to develop Mako Island into a multi-million dollar tourist resort. Emma and Rikki are horrified and Rikki tries to turn off the investors.
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Red Herring

Jun 08, 2008 Season 1 Episode 20

On the monster hunt, Zane finds evidence linking Miss Chatham to a decades old mermaid sea rescue. He turns up at Emma's in search some answers and catches Emma at a very awkward moment. She is in the middle of dying her hair red and the water in the dye has morphed her into a mermaid so is forced to pretend act quickly to avoid being caught. She's not the only one acting strange – Rikki who has been staving off Zane's advances is more than a little uncomfortable at his arrival. After Zane leaves the girls go into panic mode, enlisting Lewis to help sabotage Zane's dive on Miss Chatham’s boat. Lewis manages to slow Zane down but not quite enough – because at the wreck Zane catches sight of a red headed mermaid (Emma)!
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Hook, Line and Sinker

Jun 01, 2008 Season 1 Episode 19

Lewis enters the fishing competition but the other competitors see him as a bit of a joke so Cleo swims out to sea to find him an impressive fish to put on his hook. Problem is, it's a little too impressive. The judges suspect he's a cheat. Lewis is forced out of the competition. In the meantime, Rikki and Zane get stuck together on a balcony of a fancy hotel. Zane has a fear of heights but Rikki is calm, until Zane points out it looks like rain.
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Hurricane Angela

Jun 01, 2008 Season 1 Episode 18

Things heat up between Cleo and Kim as their warring ways come to a head. The situation gets more out of hand when their cousin, the manipulative Angela, comes to stay. When Cleo is roped into babysitting, she and Lewis decide to take the girls to the Marine Park. But things go haywire when the group separate and Angela and Kim go missing.
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Bad Moon Rising

May 30, 2008 Season 1 Episode 17

It's another full moon and this time the girls are prepared. They decide to moon proof Emma's house and camp out there for the night. Things seem fine until a glimmer of moon from a quickly shut door lands on Rikki. Her powers start to boil everything dry and she accidentally burns Emma! Rikki escapes to Mako so she won't put anyone else in danger, but there she finds she dries up and burns everything too!
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Under the Weather

May 29, 2008 Season 1 Episode 16

A rainy day traps the girls at Emma's house. One by one the girls pretend to be sick so that Lisa won't make them go to school and hence go out into the downpour. They use their magic to mimic symptoms to such a convincing degree that Lisa calls in the doctor and the girls have to try to fool her too. They do it so well that Dr Holt believes they have a rare tropical disease!
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Lovesick

May 28, 2008 Season 1 Episode 15

At the Marine Park, Ronnie the dolphin will only eat from Cleo's hand so the head Dolphin Trainer, Mitch calls Cleo at home to come back and help with feeding. Bev overhears part of the conversation and thinks Cleo has a boyfriend. Don is horrified. Suspecting Lewis, he takes him aside for a man to man. Lewis assures Don he’s not her boyfriend so they team up to find out who is.
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The Big Chill

May 27, 2008 Season 1 Episode 14

Emma is put in charge of managing the juice bar. Miriam decides to cause trouble and cuts the power to the cool room, then is unwittingly frozen by Emma who uses her powers to fix the freezer. Will the girls be able to thaw Miriam out?
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Shipwrecked

May 25, 2008 Season 1 Episode 13

When the mysterious old woman's boat and home is declared unseaworthy Emma invites her over to stay. Zane gets trapped on the sinking boat and Emma tries to save him but he sees a tail.
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Surprise!

May 25, 2008 Season 1 Episode 12

Cleo's dad plans an embarrassing surprise party for her birthday so she escapes to Mako Island. Zane and Lewis almost spot her there on their expedition to catch the sea monster.
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The Siren Effect

May 18, 2008 Season 1 Episode 11

Another full moon strikes – but this time the girls are prepared; they are going to stay indoors and watch DVDs. Everything seems to be going well until Cleo is transfixed by the reflection of the moon in a pool of water in the bathroom sink. Cleo is suddenly turned into a magical siren, attracting all the young males in the vicinity with her angelic voice! Even Lewis can't resist her and they share a kiss. Cleo revels in all the attention and even calls a radio station to sing them her magical song.
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Sink or Swim

May 11, 2008 Season 1 Episode 10

Against her better judgment, Emma is persuaded by Byron to train him for the swimming competition. When they get to the pool, she discovers Byron isn't a very dedicated swimmer. In an effort to whip him into shape, Emma becomes the training super dragon. Byron takes this at first, and they even share a romantic kiss, but soon her rigid regime becomes too much and he fires her. Emma is devastated and asks the girls if she really is that mean. Well, she can be. Meanwhile, Rikki is trying some nasty tricks of her own. She can't believe Lewis never loses his cool and tries all sorts of pranks to make it happen.
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The Camera Never Lies

May 04, 2008 Season 1 Episode 9

There's a short film competition at the juice bar. Zane, in an effort to impress his father, enters the competition attempting to film himself breaking his father's windsurfing record around Mako Island. Emma is busy organizing everyone to partake in her own film. She's a demanding director and, one by one, people find ways of getting out of it. Rikki takes off underwater to film sharks while Lewis is roped into work with Zane. But when Zane falls off the windsurfer, he finds himself surrounded by sharks! Rikki, as a mermaid, surreptitiously saves him. Zane ends up winning the prize at the competition – but no-one believes Zane about the sharks; no-one that is, but Rikki.
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Dangerous Waters

Apr 27, 2008 Season 1 Episode 8

One of Cleo's favorite pet fish, Pluto, has died. When Rikki tries to buy a replacement, she makes the mistake of getting a fresh water fish when Cleo collects saltwater fish. Using her abilities as a mermaid, she finds a wild fish – and as she's taking it to Cleo, she's offered big bucks for it. Sensing an opportunity to earn some quick cash, Rikki finds herself unwittingly involved in a fish smuggling operation. But you don't cross someone like Rikki and get away with it lightly, especially when she has mermaid powers!
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Moon Spell

Apr 20, 2008 Season 1 Episode 7

It's the night of Emma's father's birthday party and also a full moon. Miss Chatham warns Cleo of impending trouble during full moons but the girls ignore her advice. When Emma touches the moon's reflection on water - she is turned into a carefree, wild mermaid; the exact opposite of her usual, careful self.
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Young Love

Apr 13, 2008 Season 1 Episode 6

Rikki, as a mermaid, saves Elliot from drowning at the beach. She succeeds without Elliot seeing her tail – but there’s another problem; he falls in love with her!
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Party Girls

Mar 30, 2008 Season 1 Episode 5

Determined to live a normal life, Cleo encourages Emma to have her annual sleepover. Cleo gets splashed, causing her to have to hide her tail in a sleeping bag. Cleo meets a mysterious old woman who seems to know their secret.
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Something Fishy

Mar 30, 2008 Season 1 Episode 4

Lewis is busy testing the girls' powers, attempting to discover how they became mermaids. He warns them to stay on their toes if they want to keep their secret. Meanwhile, Cleo's younger sister, Kim, finds Cleo's diary, full of mysterious symbols and drawings of mermaids. Kim is totally intrigued and when she spots evidence of mermaidness, she comes close to finding out the girls' secret! But the girls put her off the scent, directing her attention to Miriam – and Kim's suspicions about mermaids are allayed when she mistakenly douses Miriam with a fire hose at the Queen of the Sea contest.
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Party Girls

Mar 23, 2008 Season 1 Episode 3

Determined to live her life as normal, Cleo confronts her fears and lands a job at the Marine Park, helping out to feed the dolphins. Despite her precautions, she gets splashed and, just as she's about to turn into a mermaid, a mysterious Old Woman, Miss Chatham, comes to her rescue. Cleo is certain Miss Chatham knows more than she's letting on. Meanwhile, out exploring the Moon Pool at Mako Island, Emma find a necklace; more proof that the girls are possibly not the first to have been there. Also determined to live a normal life, Emma goes ahead with a sleepover party. When Cleo is splashed at the sleepover, Cleo has to hide in a closet before she morphs. Cleo is revealed to the party – as a mermaid but in her sleeping bag! After this, our girls realise life will never be the same.
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Catch of the Day

Mar 16, 2008 Season 1 Episode 2

Emma and Rikki love being mermaids and exploring the underwater realms but Cleo, with her fear of water, still won't go in. Out on one of their amazing mermaid adventures underwater, Emma and Rikki save a sea turtle from a fishing trawler's net, and they are mistaken for sharks! A shark hunt ensues. Cleo overcomes her fear of water to save another turtle but finds herself trapped in a fishing net. Emma and Rikki free her just in time. Cleo is saved and has also discovered how amazing it is under the sea as a mermaid.
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Metamorphosis

Mar 16, 2008 Season 1 Episode 1

Cleo and Emma meet new girl, Rikki, and find themselves stuck on Mako Island where they are transformed into mermaids. As well as growing tails, the girls find they have powers over water.
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