Movie

The Secret of the Third Planet

★ 7.4(121)198150m

Animation Science Fiction Adventure Family

The Secret of the Third Planet isn't available to stream, rent or buy in Portugal right now. Availability changes often, so check back soon. Availability checked 24 July 2026.

Where to watch The Secret of the Third Planet

🇵🇹 Portugal

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Streaming in other regions

🇷🇺 RU🇺🇸 US

Good to know

Director: Roman Kachanov
Release date: 1981-07-31
Runtime: 50m
Language: Russian
Status: Released
Country: Soviet Union
Studio: Soyuzmultfilm

About The Secret of the Third Planet

The Secret of the Third Planet is a 1981 movie in the Animation, Science Fiction and Adventure genres, directed by Roman Kachanov, starring Olga Gromova, Vsevolod Larionov and Yuri Volyntsev. It has a runtime of 50 minutes. It holds an average rating of 7.4/10 from 121 viewers. Below you can see where to watch The Secret of the Third Planet in Portugal — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

At the end of the 22nd century Alisa Seleznyova, her father Professor Seleznyov and pilot Zelyony go on a space expedition to find rare animals for Moscow Zoo. On the way they seem to encounter a mysterious conspiracy led by Doctor Verhovtsev against legendary Two Captains Kim and Buran. The only clue is a talking bird Сhatterer [Govorun] that our heroes accidentally took possession of.

Cast

Olga Gromova

Alisa Seleznyova (voice)

Vsevolod Larionov

Pr. Seleznev / Сhatterer (voice)

Yuri Volyntsev

Captain Zelyony (voice)

Vasiliy Livanov

Gromozeka (voice)

Grigoriy Shpigel

Jollier Oo (voice)

Igor Yasulovich

Earer (voice)

Vladimir Druzhnikov

Captain Kim (voice)

Vladimir Kenigson

Robot at Shelezyaka Planet (voice)

Nikolay Grabbe

Captain Buran (voice)

Pyotr Vishnyakov

Dr. Verkhovtsev / Glot (voice)

Yury Andreev

Navigator Basov / Ushan (voice)

Rina Zelyonaya

Old Lady at the Spaceport (voice) (uncredited)

Themes & keywords

starshiprescue missionalien life-formalien planetbiologistpsychedelicscientist herospace adventurespace piratealien civilization

Frequently asked questions

Where can I watch The Secret of the Third Planet in Portugal?+

The Secret of the Third Planet is not currently listed on any streaming, rental or purchase service in Portugal. Availability changes often, so check back or switch your region.

Is The Secret of the Third Planet on Netflix?+

The Secret of the Third Planet is not on Netflix in Portugal right now.

How long is The Secret of the Third Planet?+

The Secret of the Third Planet has a runtime of 50 minutes (50 minutes).

Who stars in The Secret of the Third Planet?+

The Secret of the Third Planet stars Olga Gromova, Vsevolod Larionov, Yuri Volyntsev, Vasiliy Livanov and Grigoriy Shpigel.

When did The Secret of the Third Planet come out?+

The Secret of the Third Planet is a 1981 movie directed by Roman Kachanov.

What genre is The Secret of the Third Planet?+

The Secret of the Third Planet is Animation, Science Fiction, Adventure and Family film.

Who directed The Secret of the Third Planet?+

The Secret of the Third Planet was directed by Roman Kachanov.