Invincible Season 4 Cast and Release Window Confirmed
Amazon Prime Video has confirmed a March 2026 release window for Invincible Season 4 at NYCC 2025.
The new season will feature Lee Pace as the voice of Thragg, the Viltrumite Empire's supreme leader, alongside returning cast members including Steven Yeun, J.K. Simmons, and Sandra Oh.
The season is expected to introduce the Viltrumite War arc, with Thragg as the central threat, and will push Mark Grayson into higher-stakes conflicts.
The panel emphasized that Invincible season 4 carries forward threads seeded across the first three seasons.
- Release window: March 2026
- New cast member: Lee Pace as Thragg
- Returning cast members: Steven Yeun, J.K. Simmons, Sandra Oh, and more
Author's summary: Invincible Season 4 release confirmed for March 2026.