H2O: Just Add Water (2023 film)

"I’m no ordinary girl."

- Tagline

H2O: Just Add Water is a 2023 American animated fantasy-drama film and a revival of the 2004 Australian television series of the same name, produced by DreamWorks Animation after acquiring the rights to the original series in 2018, and distributed by Universal Pictures. The film was released on July 25, 2023 and is animated in CGI, unlike its live-action counterpart.

Synopsis
After falling victim under a full moon one night on the treacherous Mako Island, three teenage girls undergo a magical metamorphosis. Now able to turn into mermaids upon touching the slightest bit of water, Cleo, Emma and Rikki must learn to master their newfound powers and keep their secret, as well as take down evil scientist Dr. Denman and stop her from exposing and destroying all mermaid life... for good.

Plot
TBD

Main

 * TBD as Cleo Sertori, the socially awkward and shrinking violet of the group with the ability to create and manipulate water.
 * TBD as Emma Gilbert, the most leader-like and level-headed of the group with the ability to freeze water.
 * TBD as Rikki Chadwick, the spunky and most sarcastic of the group with the ability to boil and heat water.
 * TBD as Lewis McCartney, the only non-mermaid of the group who assists and helps the mermaids with all their misadventures.
 * TBD as Dr. Linda Denman, a marine biologist with malicious intentions of exposing and ending all traces of mermaids for her own research purposes.
 * TBD as Charlotte Watsford, Dr. Denman’s personal assistant with a few goals of her own; to become the most powerful mermaid.

Supporting

 * TBD as Louise Chatham, a mentor-like figure to the girls who was once a mermaid herself.
 * TBD as Kim Sertori, Cleo’s younger sister.
 * TBD as Elliot Gilbert, Emma’s younger brother.

Guest appearances

 * Phoebe Tonkin as herself
 * Claire Holt as herself
 * Cariba Heine as herself

Differences from the 2004 TV series

 * The film does not take place in Gold Coast, Australia, instead taking place in Florida, with almost all characters being changed from Australian to American.
 * The film is a condensed version of the first two seasons of the original show completely ignores the third season, with no characters or plot points from season three included, save for the comet in the finale.
 * All outdated early 2000s technology has been updated.
 * Charlotte is now Dr. Denman’s assistant, though her personality and arc in season two hasn't changed and serves as a sub-plot.
 * Kim is no longer a blonde with fair skin, her appearance changed in order to look more like her sister.