Warner Bros. Develops Aegon Prequel Film

Beau Willimon submitted a first draft for a Warner Bros. Game of Thrones prequel film about Aegon the Conqueror while HBO develops a rival series and a studio sale looms.

Overview

A summary of the key points of this story verified across multiple sources.

1.

Warner Bros. is developing a Game of Thrones prequel film and Beau Willimon has submitted a first draft, sources said.

2.

The film reportedly centers on King Aegon I Targaryen and his conquest of six of the seven kingdoms roughly 300 years before the original series, according to reports.

3.

HBO is developing a separate drama series about Aegon’s conquest, and studio executives described the film as intended to be a "mammoth Dune-sized feature," according to a profile.

4.

The project faces uncertainty because Warner Bros. is being sold to Paramount Skydance in a deal reported at roughly $110 to $111 billion, and the new ownership could alter projects, critics said.

5.

No director or cast has been set, and industry reporting says the draft exists but the project’s greenlight will depend on merger approval and future studio decisions.

Written using shared reports from
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Analysis

Compare how each side frames the story — including which facts they emphasize or leave out.

Center-leaning sources frame the coverage as celebratory and industry-friendly, using promotional language ("instant success," "global fantasy phenomenon"), privileging HBO/creator voices and renewal news, highlighting premieres and adaptations, and omitting critical fan or creative disputes, thereby producing a momentum-focused narrative that emphasizes franchise growth over critical scrutiny.

FAQ

Dig deeper on this story with frequently asked questions.

Beau Willimon is the screenwriter for the Game of Thrones prequel film. He is known for creating 'House of Cards' and writing for 'Andor'.

The film centers on King Aegon I Targaryen's conquest of six of the seven kingdoms in Westeros, approximately 300 years before the original Game of Thrones series.

The film is described as a mammoth Dune-sized feature. Beau Willimon has submitted a first draft, but no director or cast is set, and it awaits greenlight.

HBO is developing a separate drama television series about Aegon’s conquest, while Warner Bros. is creating a feature film on the same historical epoch.

The project faces uncertainty due to Warner Bros. being sold to Paramount Skydance in a $110-111 billion deal, which could alter future studio decisions post-merger.