H2O: Just Add Water – ZDF Enterprises promotional website H2O: Just Add Water at the Australian Television Information Archive H2O: Just Add Water on Hulu in the United States H2O: Just Add Water on IMDb H2O: Just Add Water at TV.com H2O: Just Add Water's channel on YouTube
H2O: Just Add Water – ZDF Enterprises promotional website H2O: Just Add Water at the Australian Television Information Archive H2O: Just Add Water - インターネット・ムービー・データベース（英語） H2O: Just Add Water - TV.com（英語）