Leviathan: Season 1
Leviathan season 1 is available in the US on Netflix.
Where to Watch in the US
Leviathan season 1 streaming guide
Leviathan season 1 (2025) has 12 episodes. In the US, it’s available on Netflix. The season premiered on July 10, 2025. The last episode aired on July 10, 2025.
Season 1 Episodes
1914. Prince Alek of Austria-Hungary goes on an unusual practice session in a Stormwalker. In Edinburgh, Sharp eagerly takes flight in a Huxley.
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.
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.
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.
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.
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.
A patrol jeopardizes the British secret operation, forcing Sharp to flee into Istanbul's streets. Alek commits himself to the revolutionary army's cause.
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.
The Leviathan and its crew arrive in Siberia to meet Barlow's uncle. He reveals the source behind numerous mysterious phenomena around the world.
Tensions run high after Alek learns the truth about his friend. But before they can talk things over, Sharp gets into a dangerous predicament.
Determined to uncover the truth about Tunguska, Alek and Sharp confront Tesla and learn about the invention responsible for the destruction: the Goliath.
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?
In the US, Leviathan season 1 is available on Netflix. This episode list is updated as new episodes air.
Frequently Asked Questions
Where can I watch Leviathan season 1?
Leviathan season 1 is available in the US on Netflix. The episode list and Watch links are on this page.
How many episodes does Leviathan season 1 have?
Leviathan season 1 has 12 episodes; the first episode aired on July 10, 2025.
Where can I watch Leviathan season 1 episode 1?
Leviathan season 1 episode 1 (“Into the Storm”) is available in the US on Netflix, along with the rest of the season.
When did Leviathan season 1 come out?
Leviathan season 1 premiered on July 10, 2025.
What audio and subtitle options does Leviathan season 1 have?
Audio and subtitle options for Leviathan season 1 depend on the platform; US streaming services usually offer English closed captions (CC).