Currently available on 4 streaming services.

Streaming, rent, or buy H2O: Mermaid Adventures – Season 1:

Currently you are able to watch "H2O: Mermaid Adventures - Season 1" streaming on Netflix, Netflix Kids, Netflix basic with Ads or buy it as download on Apple TV.

Where can I watch H2O: Mermaid Adventures for free?

There are no options to watch H2O: Mermaid Adventures for free online today in Australia. You can select 'Free' and hit the notification bell to be notified when season is available to watch for free on streaming services and TV.

Cast

Katharina von Keller
Emma (voice)
Patrick Bach
Lewis (voice)
Sonja Stein
Cleo (voice)
Robert Missler
Bernie (voice)
Céline Fontanges
Rikki (voice)