Netflix has revealed the Japanese voice cast for its upcoming anime series Leviathan, which is set to debut globally on July 10, 2025. The series will have its world premiere in partnership with Qubic Pictures at Anime Expo 2025 on July 4 at 7:15 PM PST.
Produced by Orange, the renowned studio behind hits like “BEASTARS” and “TRIGUN STAMPEDE“, this adaptation boasts direction from Christophe Ferrera, known for his work on “Eden“. Leading the production are Justin Leach and Taiki Sakurai.
New Key Visual:

STAFF:
Based on: Leviathan by Scott Westerfeld, Illustrated by Keith Thompson
Director: Christophe Ferreira
Music: Nobuko Toda & Kazuma Jinnouchi
Original Songs: Joe Hisaishi
Produced: Qubic Pictures (Eden, Star Wars: Visions)
Production: Orange
CAST:
Ayumu Murase as Prince Aleksandar “Alek”
Natsumi Fujiwara as Sharp
Shunsuke Sakuya as Count Volger
Yasuhiro Mamiya as Klopp
Mie Sonozaki as Dr. Nora Barlow
Ivan Shibata as Newkirk
Fairouz Ai as Lilit
Hiroki Tochi as Nikola Tesla
Ikuko Tani as Nene
Genta Nakamura as Hoffman
Daichi Hayashi as Rigby
Satoshi Niwa as Matthews
Naoto Kobayashi as Thomas
Yukitaro Namura as Hirst
Ryosuke Higa as Leviathan’s Captain
Michio Hazama as George Darwin
Takahiro Fujiwara as Pavel
Naomi Kusumi as Zaven
Tessho Genda as Sultan
Keith Thompson provided illustrations for Westerfeld‘s original Leviathan novel, which debuted on October 6, 2009. The story takes place in 1914, on the eve of war, a fugitive prince and a girl in disguise meet aboard a bioengineered airship, the HMS Leviathan, and change the course of history.
Source: Netflix Anime
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