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The Worst Episodes of H2O: Just Add Water

Every episode of H2O: Just Add Water ranked from worst to best. Explore the Worst Episodes of H2O: Just Add Water!

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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 giant fin and transforming into mermaids whenever they come in

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Episode Rankings

  1. #1 Worst Episode
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    H2O: Just Add Water Season 1 Episode 19 - Hurricane Angela
    7.1/10(230 votes)

    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.

    Director:Jeffrey Walker
    Writer:Unknown

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  2. H2O: Just Add Water Season 3 Episode 15 - Power Play
    7.1/10(160 votes)

    S3:E15

    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.

    Director:Unknown
    Writer:Unknown

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  3. H2O: Just Add Water Season 1 Episode 3 - Catch of the Day
    7.2/10(311 votes)

    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.

    Director:Colin Budds
    Writer:Simon Butters

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  4. H2O: Just Add Water Season 1 Episode 11 - Sink or Swim
    7.2/10(244 votes)

    S1:E11

    Byron asks Emma for help with training the school's swimming team and Emma has some trouble deciding whether or not to help out in her current situation. Meanwhile, Lewis continues to experiment on the girls, which annoys Rikki.

    Director:Colin Budds
    Writer:Max Dann

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  5. H2O: Just Add Water Season 3 Episode 3 - Keep Your Enemies Close
    7.2/10(180 votes)

    S3:E3

    At the marine park, Cleo seeks a job as a dolphin trainer. Meanwhile, until she and Bella reach an understanding, Rikki fires Nate's band, preventing them from playing in the cafe.

    Director:Jeffrey Walker
    Writer:Unknown

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  6. H2O: Just Add Water Season 3 Episode 18 - Into The Light
    7.2/10(159 votes)

    S3:E18

    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.

    Director:Unknown
    Writer:Unknown

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  7. H2O: Just Add Water Season 3 Episode 24 - Too Close For Comfort
    7.2/10(158 votes)

    S3:E24

    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.

    Director:Unknown
    Writer:Unknown

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  8. H2O: Just Add Water Season 1 Episode 4 - Party Girls
    7.3/10(299 votes)

    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.

    Director:Colin Budds
    Writer:Anthony Morris

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  9. H2O: Just Add Water Season 1 Episode 8 - The Denman Affair
    7.3/10(260 votes)

    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

    Director:Colin Budds
    Writer:Chris Anastassiades

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  10. H2O: Just Add Water Season 1 Episode 9 - Dangerous Waters
    7.3/10(262 votes)

    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.

    Director:Colin Budds
    Writer:Anthony Morris

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  11. H2O: Just Add Water Season 1 Episode 14 - Surprise!
    7.3/10(238 votes)

    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.

    Director:Jeffrey Walker
    Writer:Chris Anastassiades

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  12. H2O: Just Add Water Season 3 Episode 2 - Jungle Hunt
    7.3/10(180 votes)

    S3:E2

    With Will finding out about Mako Island, Bella tries to misdirect his search so that he will not discover the Moon Pool. However, Lewis and the girls find out that the Moon Pool is different.

    Director:Jeffrey Walker
    Writer:Unknown

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  13. H2O: Just Add Water Season 3 Episode 4 - Valentines Day
    7.3/10(181 votes)

    S3:E4

    Cleo has to put off Lewis' romance plans in order to help Kim with her crazy love life. Meanwhile, Don meets up with a National Parks Manager, Samantha, and the two decide to date.

    Director:Jeffrey Walker
    Writer:Unknown

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  14. H2O: Just Add Water Season 3 Episode 5 - Big Ideas
    7.3/10(167 votes)

    S3:E5

    To get more interest in the cafe, Zane develops a dirt bike race. However, Rikki finds out that it is a scam. She and Bella decide to team up to teach him a lesson. Meanwhile, Lewis and Cleo find out something interesting about mixing the waters in the Moon Pool

    Director:Jeffrey Walker
    Writer:Unknown

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  15. H2O: Just Add Water Season 3 Episode 7 - Happy Families
    7.3/10(165 votes)

    S3:E7

    Cleo's family and Sam go on a picnic to the beach, which leads to tension when Cleo refuses to go near the water. Kim abuses the fact that her father is happy in order to get lots of gifts. Will's sister Sophie competes with Bella to get the job Bella wanted at Rikki's Cafe.

    Director:Jeffrey Walker
    Writer:Unknown

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  16. H2O: Just Add Water Season 3 Episode 17 - A Magnetic Attraction
    7.3/10(158 votes)

    S3:E17

    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.

    Director:Unknown
    Writer:Unknown

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  17. H2O: Just Add Water Season 1 Episode 2 - Pool Party
    7.4/10(350 votes)

    S1:E2

    Miriam is having a pool party and Cleo considers going despite the risks of being around water. Meanwhile, Emma contemplates her future as a swimmer and Rikki makes a new discovery.

    Director:Colin Budds
    Writer:Deb Cox

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  18. H2O: Just Add Water Season 1 Episode 5 - Something Fishy
    7.4/10(293 votes)

    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.

    Director:Colin Budds
    Writer:Joanne Watson

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  19. H2O: Just Add Water Season 1 Episode 6 - Young Love
    7.4/10(275 votes)

    S1:E6

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

    Director:Colin Budds
    Writer:Sam Carroll

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  20. H2O: Just Add Water Season 2 Episode 2 - Control
    7.4/10(220 votes)

    S2:E2

    The girls have problems with their new powers and Cleo finds that Lewis isn't helping. A new girl called Charlotte arrives and hits it off with a certain someone.

    Director:Jeffrey Walker
    Writer:Unknown

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  21. H2O: Just Add Water Season 2 Episode 6 - Pressure Cooker
    7.4/10(203 votes)

    S2:E6

    Cleo is worried when she sees her dad around with another woman. When she arrives at their house, she turns out to be Charlotte's mother! Meanwhile, Rikki and Emma attempt to save the Sertori's dinner with their powers.

    Director:Unknown
    Writer:Unknown

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  22. H2O: Just Add Water Season 2 Episode 7 - In Hot Water
    7.4/10(195 votes)

    S2:E7

    Everyone is shocked when Cleo is fired at the Ice Cream Stand, and even more so when Lewis takes her place! Rikki and Emma strike back at him but end up going too far

    Director:Unknown
    Writer:Unknown

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  23. H2O: Just Add Water Season 2 Episode 9 - Riding for a Fall
    7.4/10(193 votes)

    S2:E9

    Emma has to take Eliot for horse riding lessons and the competitive perfectionist tries to be better than the instructor. Meanwhile, Lewis double dates with Charlotte and Cleo.

    Director:Unknown
    Writer:Unknown

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  24. H2O: Just Add Water Season 2 Episode 14 - Get Off My Tail
    7.4/10(190 votes)

    S2:E14

    Cleo decides to restart her friendship with Lewis and embrace her abilities, while Emma is shocked with the new supervisor who has big changes planned.

    Director:Unknown
    Writer:Unknown

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  25. H2O: Just Add Water Season 2 Episode 22 - Bubble Bubble, Toil and Trouble
    7.4/10(188 votes)

    S2:E22

    The girls decide that they should accept Charlotte, and the four work together when they need to join the volleyball team to avoid failing Physical Education.

    Director:Unknown
    Writer:Unknown

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Worst Episodes Summary

"Hurricane Angela" is the worst rated episode of "H2O: Just Add Water". It scored 7.1/10 based on 230 votes. Directed by Jeffrey Walker and written by Unknown, it aired on 11/10/2006. This episode scored 0.0 points lower than the second lowest rated, "Power Play".