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The Best Episodes of H2O: Just Add Water Season 1

Every episode of H2O: Just Add Water Season 1 ranked from best to worst. Discover the Best Episodes of H2O: Just Add Water Season 1!

The Best Episodes of H2O: Just Add Water Season 1

H2O: Just Add Water revolves around three teenage girls facing everyday teen problems with an added twist: they cope with the burden of growing a...

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  1. 8.4/10(215 votes)

    #1 - A Twist in the Tail

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    S1:E26

    Dr. Denman sets up a trap for the girls at Mako Island and Zane is forced to decide who he should be helping.

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    Writer:N/A
  2. 8.1/10(209 votes)

    #2 - Bad Moon Rising

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    S1:E18

    Zane's quest to find the 'sea monster' has led him to Mako Island. Rikki loses control of her powers as a result of the full moon and Zane finds her.

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    Writer:N/A
  3. 8.0/10(195 votes)

    #3 - Fish Out Of Water

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    S1:E22

    Emma and Cleo are concerned about Rikki going out with Zane. They force Rikki to decide to either be with Zane or with them.

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    Writer:N/A
  4. 8.0/10(197 votes)

    #4 - In Too Deep

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    S1:E23

    Rikki finds a locket that looks the same as Miss Chatham's in a Jewellery shop and she is determined to get it.

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    Writer:N/A
  5. 8.0/10(188 votes)

    #5 - Dr. Danger

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    S1:E25

    It's time for Emma's family's annual vacation trip, but she can't go as the risks are too high. But all her excuses don't go very well with her family. Meanwhile, with the return of Dr. Denman, Zane is closer than ever to cracking the girl's secret.

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    Writer:N/A
  6. 7.9/10(191 votes)

    #6 - Red Herring

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    S1:E21

    Emma decides to change her look by colouring her hair red. Though nothing is that simple when you're half-mermaid. Zane asks Rikki out on a date.

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    Writer:N/A
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  8. 7.9/10(192 votes)

    #7 - Love Potion #9

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    S1:E24

    With the school dance coming up, Emma and Cleo hope Byron and Lewis will ask them out. Meanwhile, Miss Chatham and Lewis are arguing about which is more important, magic and science.

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    Writer:N/A
  9. 7.8/10(202 votes)

    #8 - Under the Weather

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    S1:E17

    The girls have to fake sick as a result of a thunderstorm, so their secret won't be discovered at school. But their 'sickness' attracts the attention of doctors.

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    Writer:N/A
  10. 7.8/10(201 votes)

    #9 - Hook, Line and Sinker

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    S1:E20

    Lewis enters the annual fishing derby. When Cleo sees him struggling, she decides to help him out with disastorous consequnces. Meanwhile, Rikki and Zane are trapped on a hotel balcony.

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    Writer:N/A
  11. 7.7/10(198 votes)

    #10 - Lovesick

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    S1:E16

    Rumour has it that Cleo has a boyfriend and her friends and family are trying to find out who he is. Meanwhile, Zane continues his search for the 'sea monster' he saw.

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    Writer:N/A
  12. 7.6/10(393 votes)

    #11 - Metamorphosis

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    S1:E1

    Three very different teenage girls, Emma, Cleo and Rikki, facing everyday teenage problems. With a twist: they're mermaids; after discovering a magic place where they are given incredible powers over water that change their lives forever.

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    Director:Colin Budds
  13. 7.6/10(234 votes)

    #12 - Moon Spell

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    S1:E7

    Miss Chatham gives Cleo a warning that she doesn't quite understand. Until Emma finds herself in a trance and unable to change back from a mermaid under a full moon.

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    Director:Colin Budds
    Writer:Max Dann
  14. 7.6/10(216 votes)

    #13 - The Camera Never Lies

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    S1:E10

    Rikki enters a short film contest on the theme of 'Heroes' and decides to capture some nice underwater footage with her 'abilities'. Meanwhile, Emma is interviewing her mum and Zane and Lewis are planning to rennact Dr. Bennet's windsurfing record.

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    Director:Colin Budds
    Writer:Deb Cox
  15. 7.6/10(199 votes)

    #14 - Shipwrecked

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    S1:E13

    Emma invites Miss Chathams to stay at her place and Zane overhears Miss Chathams concerning about 'her treasure'.

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    Director:Colin Budds
  16. 7.6/10(190 votes)

    #15 - The Big Chill

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    S1:E15

    Emma is doing well at her new job at the JuiceNet cafe, but when she is left in charge, she has trouble managing her new employee, Rikki.

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    Writer:N/A
  17. 7.5/10(213 votes)

    #16 - The Siren Effect

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    S1:E12

    The full moon gives Cleo a power to put guys in a 'trance' and she suddenly gets a rush of admirers.

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  18. 7.4/10(286 votes)

    #17 - Pool Party

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    S1:E2

    Annoying Miss Popularity, Miriam, is having a pool party and the girls want to go. But being around water is risky, especially when Zane tosses Cleo into the pool. Lewis is the only one around to help so he finds out their secret.

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    Director:Colin Budds
    Writer:Deb Cox
  19. 7.3/10(241 votes)

    #18 - Something Fishy

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    S1:E5

    Cleo's sister Kim finds her diary and thinks that Cleo and her friends are 'evil mermaids' and she plans to tell everyone. Meanwhile, Lewis goes to Mako Island to find out more about what happened to the girls.

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    Director:Colin Budds
  20. 7.3/10(224 votes)

    #19 - Young Love

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    S1:E6

    Emma gets into trouble babysitting her little brother Elliot. She goes to Lewis for help when Elliot develops a crush on Rikki.

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    Director:Colin Budds
  21. 7.3/10(211 votes)

    #20 - The Denman Affair

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    S1:E8

    Lewis is offered a great job with a marine biologist, but the girls are concerned that his interest will cause him to reveal too much information

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  22. 7.2/10(259 votes)

    #21 - Catch of the Day

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    S1:E3

    Rikki, Emma and Cleo discover that sea turtles are being captured by fishing nets. When Rikki and Emma attempt to rescue the turtles by cutting the nets, it causes the fisherman to think that there is a rogue shark roaming their ocean.

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    Director:Colin Budds
  23. 7.2/10(248 votes)

    #22 - Party Girls

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    S1:E4

    Emma decides that she is not going to have her annual sleepover party due to what has happened to them. But Rikki and Cleo try to convince her otherwise. Meanwhile, Lewis conducts experiments on the girls.

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  24. 7.2/10(214 votes)

    #23 - Dangerous Waters

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    S1:E9

    Rikki is offered a job to collect rare fish. At first it seems perfectly fine, until she finds out the person that hired her is selling the fish for large profits.

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  25. 7.2/10(191 votes)

    #24 - Surprise!

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    S1:E14

    Cleo's 16th birthday is approaching and she thinks that her father is going to throw another embarrasing birthday party. Meanwhile, Zane tries to find the 'sea monster' that he saw when he almost drowned.

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  26. 7.2/10(189 votes)

    #25 - Hurricane Angela

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    S1:E19

    Cleo and Kim are stuck with their cousin Angela who wants to go body boarding and causes a bird brained distraction when Cleo refuses.

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    Writer:N/A

Season 1 Ratings Summary

"A Twist in the Tail" is the best rated episode of "H2O: Just Add Water" season 1. It scored 8.4/10 based on 215 votes. Directed by Jeffrey Walker and written by N/A, it aired on 12/29/2006. This episode is rated 0.3 points higher than the second-best, "Bad Moon Rising".