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HBO confirms Game of Thrones sequels in development. George R.R. Martin reveals one or two sequel projects moving forward in time, while House of the Dragon finale arrives in 2028

HBO confirms Game of Thrones sequels in development

HBO is developing sequel projects that continue the Game of Thrones story beyond the 2019 finale, according to George R.R. Martin at Iceland Noir 2025. While most of his five or six projects are prequels, one or two move forward in time. This marks a strategic shift after the Jon Snow series was shelved, with HBO testing new approaches to expand the franchise sustainably.

21 November 2025

—News
Jordan Mc Allister
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TLDR:

  • ==HBO confirms== "House of the Dragon" will end in 2028, with multiple prequel projects in development using advanced virtual production technology.
  • Virtual production now uses massive LED walls with Unreal Engine, allowing real-time photorealistic environments and AI-assisted visual effects that dramatically speed up production.
  • The franchise expansion tests whether streaming infrastructure can support a cinematic universe model, with cloud rendering, AI assistance, and advanced content delivery networks making multiple simultaneous shows feasible.

George R.R. Martin revealed at Iceland Noir 2025 that HBO is developing one or two Game of Thrones sequel projects alongside multiple prequels. The network confirmed House of the Dragon's final season arrives in 2028.

Why it matters: For years, HBO explored Westeros's past. Now the network is ready to imagine what comes after the throne and the wars.

What's new: Martin told Iceland Noir attendees he's working on five or six total projects with collaborators. Most are prequels, but one or two are sequels. He didn't specify characters, formats, or timelines.

Between the lines: The Jon Snow series was shelved after failing to find the right story, Kit Harington confirmed in April 2024. Martin's current sequel references likely point elsewhere.

Any sequel content will be developed without source material from Martin's unfinished novels.

Fans have speculated about possible directions:

  • Arya Stark's voyage west of Westeros
  • Bran's reign as king
  • Sansa's rule in the North
  • Entirely new characters in a post-Game of Thrones world

What's next: Warner Bros. announced plans for a Game of Thrones film in 2024, though details remain scarce. With House of the Dragon not concluding until 2028, HBO has years to develop and test sequel concepts before committing to production.

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