Eva MichaelisNeptuna
Tetje MierendorfBalty
Carolin SpießOctaviaWhy it may be worth watching
- The principal cast includes Eva Michaelis, Robert Missler, Tetje Mierendorf.
TV series
The Hydronauts
Neptuna is an extra terrestrial that has been sent to Earth with the mission to study the marine world to save her planet from pollution. From the Baltic Sea to the Indian Ocean via the two poles, she discovers an extraordinary world where reality often surpasses fiction.
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Is The Hydronauts right for you?
Who may enjoy it
Check the synopsis, trailer and viewer reviews to decide whether it matches your taste. The available catalogue spans 2 seasons.
Content notes
A regional age classification is not currently listed. Ratings vary by country; use this as a quick screening note rather than a complete parental guide.
Viewing guidance uses the title details shown on this page; classifications may differ by region.
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