Where to watch
Eternal Family
Cast · Directed by Roman Kachanov
OG
Olga Gromova
Alisa Seleznyova (voice)
VL
Vsevolod Larionov
Pr. Seleznev / Сhatterer (voice)
YV
Yuri Volyntsev
Captain Zelyony (voice)
VL
Vasiliy Livanov
Gromozeka (voice)
GS
Grigoriy Shpigel
Jollier Oo (voice)
IY
Igor Yasulovich
Earer (voice)
VD
Vladimir Druzhnikov
Captain Kim (voice)
VK
Vladimir Kenigson
Robot at Shelezyaka Planet (voice)
NG
Nikolay Grabbe
Captain Buran (voice)
PV
Pyotr Vishnyakov
Dr. Verkhovtsev / Glot (voice)
YA
Yury Andreev
Navigator Basov / Ushan (voice)
RZ
Rina Zelyonaya
Old Lady at the Spaceport (voice) (uncredited)
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The Secret of the Third Planet — streaming FAQ
Which OTT platform streams The Secret of the Third Planet?
The Secret of the Third Planet is streaming on Eternal Family in United States. It's not currently on Netflix.
Is The Secret of the Third Planet on Netflix?
No, The Secret of the Third Planet is not on Netflix in United States as of September 2026. It's currently on Eternal Family.
Is The Secret of the Third Planet on Amazon Prime Video?
No, The Secret of the Third Planet isn't on Amazon Prime Video in United States right now. It's on Eternal Family instead.
Where can I watch The Secret of the Third Planet for free?
The Secret of the Third Planet is available on Eternal Family in United States, but you'll need an active subscription — there's no free option right now.
