Cast of 28 Days Later: Full List, Roles & Updates

Cillian Murphy’s bicycle courier from 28 Days Later — waking into a post-apocalyptic Britain in 2002 — became one of horror cinema’s most haunting images. Two decades later, Murphy is still tied to the franchise, now as an executive producer on a new trilogy, while the original’s supporting cast members like Naomie Harris have since conquered franchise cinema of their own.

Director: Danny Boyle · Jim: Cillian Murphy · Selena: Naomie Harris · Frank: Brendan Gleeson · Major Henry West: Christopher Eccleston

The table below consolidates the core production data, combining verified release information with confirmed cast roles across the franchise’s three films.

How did Cillian Murphy get cast in 28 Days Later?

Cillian Murphy landed the role of Jim after an audition process that ultimately proved decisive for both actor and franchise. Director Danny Boyle cast him in the lead role, with Murphy portraying a bicycle courier who awakens from a coma into a Britain devastated by the Rage Virus.

Audition details

According to available records, Murphy auditioned for the role of Jim before Boyle made his final decision. The specifics of that audition process lack primary-source documentation, but the outcome produced one of horror cinema’s most enduring lead performances.

Director’s decision

Boyle’s decision to cast Murphy proved transformative for the film. Jim became the audience surrogate navigating post-apocalyptic London, and Murphy’s performance anchored the film’s brutal immediacy.

Is Cillian Murphy in 28 Weeks Later?

Cillian Murphy does not appear in 28 Weeks Later, the 2007 sequel directed by Juan Carlos Fresnadillo. The film introduced an entirely new ensemble: Robert Carlyle, Rose Byrne, Jeremy Renner, and Imogen Poots joined the franchise, with Danny Boyle and Alex Garland serving as executive producers.

Role confirmation

The absence of Murphy as Jim marked the first major franchise departure. The sequel focused on a different set of characters navigating the infected zone, with Riley (Carlyle) and Alice (Byrne) at the center of the narrative.

Franchise changes

This shift signaled a pattern for the franchise: each installment operates with its own cast identity. Boyle and Garland’s original creative team remained involved only in producing capacities for the sequel.

Is Cillian Murphy in 28 Years Later?

Cillian Murphy serves as executive producer on 28 Years Later and does not appear as Jim in the first film of the trilogy, which releases June 20, 2025. Producer Andrew Macdonald confirmed Murphy’s absence in January 2025, despite earlier speculation.

Sequel casting news

The new trilogy, announced in 2024, stars Jodie Comer, Aaron Taylor-Johnson, and Ralph Fiennes in leading roles. Sony acquired the rights after a competitive bidding war, committing initially to two films before a potential third.

Actor statements

Murphy indicated he would return to the franchise if asked, with Boyle confirming Jim’s character appears in the second and third films of the trilogy. The implication is clear: Murphy’s role will expand once the new cast establishes the narrative foundation.

Danny Boyle, speaking to The Independent:

“He is in the second one,” Boyle told the publication, adding: “I shouldn’t give away too much – I’ll get killed.”

Cillian Murphy, speaking to The Independent:

“I would sign up to the sequels if asked,” Murphy told the publication, signaling his ongoing commitment to the franchise despite his limited initial involvement.

Main Cast of 28 Days Later

The original film’s ensemble blended established Irish and British actors with relative newcomers. Cillian Murphy led the cast as Jim, with Naomie Harris, Brendan Gleeson, Christopher Eccleston, and Megan Burns filling the supporting roles.

Jim

Cillian Murphy portrays Jim — a bicycle courier who awakens from a coma into a Britain devastated by the Rage Virus. Murphy’s performance established Jim as the audience’s guide through the film’s relentless horror.

Selena

Naomie Harris plays Selena, a young woman who survived the initial outbreak and becomes a key ally to Jim. Harris brought ferocity and pragmatism to the role, creating one of the franchise’s most memorable characters. For those interested in other notable performances, you can find a comprehensive list of Emilia Clarke movies and TV shows at $Emilia Clarke movies and TV shows.

Frank

Brendan Gleeson plays Frank, a taxi driver who joins the group and provides a paternal presence, particularly to Hannah. Gleeson’s performance offered moments of dark humor amid the escalating tension.

Hannah

Megan Burns plays Hannah, Frank’s daughter, whose presence adds emotional stakes to the group’s survival journey.

Major Henry West

Christopher Eccleston portrays Major Henry West, the antagonist who leads a group of soldiers in a country estate. Eccleston’s character represents institutional paranoia and moral compromise in crisis.

Cast of 28 Days Later Now

The original cast members have built substantial careers since 2002, with some becoming major figures in franchise cinema. The new trilogy brings an entirely fresh ensemble alongside returning creative leadership.

Career updates

After 28 Days Later, Cillian Murphy went on to establish himself as one of Irish cinema’s most versatile actors. He later achieved widespread recognition for his role as Thomas Shelby in the BBC series Peaky Blinders.

Naomie Harris followed an equally remarkable trajectory, later appearing in the James Bond franchise as Eve Moneypenny and in major Marvel films including Moonlight and Black Panther. She also appears in the 28 Years Later franchise through her continued association with Boyle and Garland.

Franchise links

The new trilogy was announced in 2024, representing the franchise’s return after nearly two decades. The casting of Jodie Comer generated significant attention, given her proven commercial appeal from Killing Eve and Villain.

Ralph Fiennes and Aaron Taylor-Johnson bring substantial credentials: Fiennes from decades of prestige filmmaking, Taylor-Johnson from the Kick-Ass franchise and Anna Karenina. Jack O’Connell’s supporting role expands to lead in the sequel.

The pattern is unmistakable: the original cast’s trajectory from independent horror to franchise cinema mirrors the trilogy’s own expansion from niche thriller to major studio event.

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Actor updates from the original extend to 28 Years Later, where Cillian Murphys returning role anchors the eagerly awaited ensemble alongside new talent.

Frequently asked questions