28 Days Later Part 3 officially greenlit with Cillian Murphy returning, but what happens to the franchise after this film will shock longtime fans

28 Days Later fans are in for an electrifying ride ahead. Sony has officially greenlit a third installment in the rebooted 28 Years Later trilogy, with Cillian Murphy in talks to reprise his iconic role as the original franchise lead. The announcement comes mere days after positive early screenings of 28 Years Later: The Bone Temple, which arrives January 2026.

The Stunning Bone Temple Opening Projection Signals Franchise Strength

28 Years Later: The Bone Temple is tracking for a formidable $20 million-plus opening weekend over the MLK holiday frame. While this projection suggests softer performance than the prequel’s $30 million domestic debut in June, the timing presents challenges since the first film benefited from strong summer placement.

The sequel’s setup offers compelling context. 28 Years Later became Sony’s biggest zombie hit ever, accumulating $70.4 million domestically and $151.3 million globally. Industry projections indicate The Bone Temple could realistically generate $20-30 million domestically during its 4-day MLK opening, positioning it as a solid performer heading into the 2026 box office.

Sony Greenlights Third Film Following Electric Fan Reception

Sony Pictures made the strategic decision to greenlight Part 3 ahead of The Bone Temple’s wide release, demonstrating significant confidence in the franchise’s momentum. According to Deadline, early screenings of The Bone Temple generated an “electric” audience reaction that convinced the studio to proceed immediately with development.

The timing reflects a calculated gamble. Rather than waiting for box office results, Sony is betting on the franchise’s leg, similar to how successful horror series manage interconnected storylines. Alex Garland has already begun work on the third screenplay, ensuring momentum during the crucial January-through-spring 2026 window.

Cillian Murphy Returns to Lead Expanded 28 Years Later Trilogy

Detail	Information
Lead Actor in Talks	Cillian Murphy (original 28 Days Later star)
Screenplay	Written by Alex Garland
Director Interest	Danny Boyle considering return
Trilogy Status	Third film formally greenlit

Cillian Murphy, who famously disappeared from the franchise after 2002’s original 28 Days Later, is officially in talks to return for the third chapter. Murphy already appears in The Bone Temple, marking his first return to the series in over two decades. His involvement in Part 3 would signal the franchise’s commitment to legacy storytelling rather than complete reinvention.

Danny Boyle has indicated interest in steering the third film after directing 28 Years Later. Whether Boyle ultimately commits remains uncertain, but the interest signals continuity. Alex Garland’s involvement as writer ensures thematic consistency across all three entries in the new trilogy framework.

“Sony is moving ahead with a third 28 Years movie, with Cillian Murphy in talks to star and Alex Garland back writing the script.”

— Deadline, December 10, 2025

What Does the Third Film Mean for Horror Franchise Strategy Moving Forward?

The 28 Days Later trilogy expansion reflects Sony’s broader strategy of building interconnected horror universes. Rather than relying on standalone sequels, the studio is creating narrative continuity across multiple generations of storytellers. Alex Garland serves as narrative architect, ensuring thematic coherence despite different directorial voices potentially joining subsequent films.

Industry observers note this approach differs from traditional zombie sequels. By green-lighting Part 3 in advance, Sony signals commitment to the 28 Years Later universe as a sustained franchise rather than opportunistic sequelization. The Bone Temple’s strong early reactions provided the confidence to move forward, creating a horror franchise model that prioritizes storytelling momentum over box office reaction times.

Legacy Characters and New Generation Dynamics

The franchise’s evolution from 2002’s 28 Days Later through 2025’s 28 Years Later and beyond reflects changing horror demographics. Murphy’s potential involvement in Part 3 ensures legacy appeal, while The Bone Temple’s focus on younger characters like Spike creates generational contrast that Garland can explore further in the third installment.

Sources

• Deadline – Sony greenlights Part 3 with Cillian Murphy negotiations
• Variety – Bone Temple talent and trilogy expansion confirmation
• IGN – Box office projections and franchise announcements