H2O: Just Add Water

Seasons

2006

Australia

7.3

TV-PG

Three girls become mermaids after a mysterious island transforms them and gives them special powers.

Episode List

S1 • E1

Metamorphosis

Cleo and Emma meet a new girl named Rikki and they end up on eerie Mako island where a magical transformation occurs.

S1 • E2

Pool Party

Cleo considers accepting an invitation to popular socialite Miriam's pool party. Emma faces tough decisions about her future as a swimmer. Rikki discovers something new.

S1 • E3

Catch of the Day

While Cleo tries to distance herself from her new Mermaid reality, Rikki and Emma focus on illegal commercial fishing.

S1 • E4

Party Girls

Cleo's new aquarium job is dangerous. Emma rethinks her sleepover party due to the possible risks.

S1 • E5

Something Fishy

After discovering Cleo's Mermaid diary, Cleo's little sister is determined to save the Gold Coast from the 'evil Mermaids'.

S1 • E6

Young Love

When Rikki drags Elliot from the surf Emma is worried about exposure, but Rikki is more worried about the crush he's developed.

S1 • E7

Moon Spell

Cleo receives a mysterious warning: do not stare at the full moon, not even its reflection. Emma is more concerned about her father's surprise birthday party.

S1 • E8

The Denman Affair

Lewis gets a job as lab assistant to the beautiful Dr Denman in an effort to find more answers for the girls, but they're not convinced he can keep their secret.

S1 • E9

Dangerous Waters

When Cleo's pet fish passes away, Rikki tries to cheer her up.

S1 • E10

The Camera Never Lies

Not convinced an interview with Emma's mum will win the short film competition, Rikki decides to get some award-winning shark footage. Zane recruits Lewis to re-enact a record windsurfing run.

S1 • E11

Sink or Swim

Byron asks Emma to coach him for the school swimming carnival. Rikki vents her frustration at Lewis's apparent disinterest in the girls as anything other than specimens.

S1 • E12

The Siren Effect

The moon is full again, and Cleo feels its powerful effects, singing a siren song that has the boys all over town swooning.

S1 • E13

Shipwrecked

Emma stumbles upon the mysterious Elder who knows more about what it means to be a Mermaid than the girls themselves.

S1 • E14

Surprise!

Why is Cleo so desperate to avoid celebrating her 16th birthday? Zane recruits Lewis in his hunt for the 'sea monster'.

S1 • E15

The Big Chill

Emma loves her job at the café, at least until she's left in charge of new employee Rikki, who doesn't take kindly to her authoritarian ways.

S1 • E16

Lovesick

Zane seeks assistance from Cleo in his hunt for the sea monster that saved him, which leads to her family believing that Zane is Cleo's boyfriend.

S1 • E17

Under the Weather

When a thunderstorm threatens to out the girls as mermaids, they pretend to be sick, but their lie attracts the attention of their parents.

S1 • E18

Bad Moon Rising

The full moon is back, and this time it's Rikki's turn to fall under its sway but she loses control of her powers and flees to Mako Island.

S1 • E19

Hurricane Angela

Cleo's cousin Angela is a force to be reckoned with, and while Cleo's dad mistakes her for a model of maturity, she proves to be a reckless wild child.

S1 • E20

Hook, Line and Sinker

Lewis enters a fishing contest, and Cleo uses her powers to help him win, but her plan backfires when Lewis is accused of cheating.

S1 • E21

Red Herring

Emma dyes her hair red, with decidedly mixed results; Zane's quest for the sea monster leads him to Miss Chatham and her old homestead.

S1 • E22

Fish Out of Water

Romance heats up between Rikki and Zane, and Cleo and Emma find out, making Cleo demand that Rikki choose between her mer-friends and her new boy.

S1 • E23

In Too Deep

When Rikki spies a locket with an uncanny resemblance to Miss Chatham's in a jewelry shop, Zane doesn't understand her desperate desire to possess it.