Season 3 Episode
- Season 1 Metamorphosis
- Season 1 Pool Party
- Season 1 Catch of the Day
- Season 1 Party Girls
- Season 1 Something Fishy
- Season 1 Young Love
- Season 1 Moon Spell
- Season 1 The Denman Affair
- Season 1 Dangerous Waters
- Season 1 The Camera Never Lies
- Season 1 Sink or Swim
- Season 1 The Siren Effect
- Season 1 Shipwrecked
- Season 1 Surprise!
- Season 1 The Big Chill
- Season 1 Lovesick
- Season 1 Under the Weather
- Season 1 Bad Moon Rising
- Season 1 Hurricane Angela
- Season 1 Hook, Line and Sinker
- Season 1 Red Herring
- Season 1 Fish Out Of Water
- Season 1 In Too Deep
- Season 1 Love Potion #9
- Season 1 Dr. Danger
- Season 1 A Twist in the Tail
H2O: Just Add Water - Season 1 Episode 7 Moon Spell
7.80 24 minutes 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.
