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Leviathan

2025 ★ 5.9 1 season 12 eps TV-MA

Animation

Action & Adventure

Sci-Fi & Fantasy

Set in an alternate steampunk past, an Austrian fugitive prince and a Scottish airman in disguise embark on an unexpected quest to prevent a world war.

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Where to watch Leviathan

Leviathan is available to stream on Nabby via 6 verified sources, aggregated from publicly available embed providers. The animation has 1 season and 12 total episodes, rated 5.9/10 by 15 viewers.

Last verified: October 29, 2026 · Source: TMDB

Episodes 12 total across 1 season

12 episodes20253 watched

Into the Storm✓

Jul 10, 2025★ 6.0

1914. Prince Alek of Austria-Hungary goes on an unusual practice session in a Stormwalker. In Edinburgh, Sharp eagerly takes flight in a Huxley.

Prelude to War✓

Jul 10, 2025★ 6.0

As Europe teeters on the edge of an all-out war, Alek struggles with his new life in hiding. Sharp gets acquainted with the Leviathan and its crew.

Clankers and Darwinists✓

Jul 10, 2025★ 6.0

Alek learns why he's hunted and, despite Volger's advice, sneaks out to aid the Leviathan's crew. He saves Sharp, who doesn't buy the prince's story.

The Weight of the Past✓

Jul 10, 2025★ 6.0

With Clanker forces hot on their tail, the wounded Leviathan needs a miracle to get off the ground. Alek makes an offer the Darwinists can't refuse.

Far to the East✓

Jul 10, 2025★ 6.0

The Leviathan encounters a deadly Clanker weapon on its journey towards Istanbul. Upon arriving in the city, Alek and his comrades make plans to escape.

Shadows of Istanbul✓

Jul 10, 2025★ 6.0

Sharp and Dr. Barlow finally meet the Sultan, hoping to smooth things over with a rare gift. Meanwhile, a mysterious girl saves Alek from a German patrol.

Jul 10, 2025★ 6.0

A patrol jeopardizes the British secret operation, forcing Sharp to flee into Istanbul's streets. Alek commits himself to the revolutionary army's cause.

Jul 10, 2025★ 4.0

On the day of the coup, Alek urges Klopp to leave for his safety. Later, unexpected news forces the revolutionaries to act before the Behemoth arrives.

Jul 10, 2025★ 7.0

The Leviathan and its crew arrive in Siberia to meet Barlow's uncle. He reveals the source behind numerous mysterious phenomena around the world.

Truth and Lies✓

Jul 10, 2025★ 6.0

Tensions run high after Alek learns the truth about his friend. But before they can talk things over, Sharp gets into a dangerous predicament.

Jul 10, 2025★ 7.0

Determined to uncover the truth about Tunguska, Alek and Sharp confront Tesla and learn about the invention responsible for the destruction: the Goliath.

Under the Same Sky✓

Jul 10, 2025★ 6.0

Tesla issues a deadly ultimatum as a last resort. Can Sharp and Alek, stuck on opposing sides, prevent the conflict from escalating before it's too late?

Frequently asked

How many seasons does Leviathan have?

Leviathan has 1 season with 12 episodes in total.

Is Leviathan still on the air?

Leviathan has ended and is no longer in production.

What network airs Leviathan?

Leviathan airs on Netflix.

When did Leviathan first air?

Leviathan first aired on July 10, 2025.

Cast

Ayumu Murase

Ayumu Murase

Prince Aleksandar (voice)

Natsumi Fujiwara

Natsumi Fujiwara

Sharp (voice)

Shunsuke Sakuya

Shunsuke Sakuya

Count Volger (voice)

Yasuhiro Mamiya

Yasuhiro Mamiya

Klopp (voice)

Mie Sonozaki

Mie Sonozaki

Dr. Nora Barlow (voice)

Ivan Shibata

Ivan Shibata

Newkirk (voice)

Fairouz Ai

Fairouz Ai

Lilit (voice)

Hiroki Touchi

Hiroki Touchi

Nikola Tesla (voice)

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