When Cillian Murphy said he wanted to uncover the “dark heart” of Tommy Shelby one final time, he wasn’t speaking metaphorically. For the climactic chapter of the Peaky saga, Netflix reportedly constructed a 15-acre inferno — and then destroyed it.
As anticipation builds for the March 20, 2026 release of Peaky Blinders: The Immortal Man, insiders have revealed staggering details about the production’s most ambitious gamble: a $30 million practical set that recreated four full city blocks of 1940s Birmingham, only to reduce them to rubble under controlled explosions.
The goal? Absolute realism.
A Smoke-Filled Nightmare
Under the direction of Tom Harper and the vision of series creator Steven Knight, the production refused to rely heavily on CGI to depict the Birmingham Blitz. Instead, designers constructed painstakingly detailed period architecture across a massive backlot, replicating Small Heath and Digbeth as they would have appeared during the Luftwaffe’s bombing campaigns.
Then they set it ablaze.
Controlled explosives tore through brick facades. Debris cannons blasted ash into the air. Thousands of smoke pots ran daily to maintain what crew members described as a “haze of war.” The air reportedly remained thick with grit for weeks, forcing cast and crew to wear high-grade respirators between takes.
For Murphy — who physically transformed to portray a hollowed-out, battle-worn Tommy — the environment blurred the line between performance and survival.
“The air was so dense you could taste it,” a source close to the set revealed. “Cillian said at one point that acting felt unnecessary. The fear in his eyes? That was real.”
Recreating the Blitz — Without a Safety Net
Between 1940 and 1943, Birmingham endured relentless bombing, becoming one of the most heavily attacked cities in the UK outside London. To mirror that devastation, the film’s production team reportedly utilized $30 million solely for practical destruction — a rare commitment in modern blockbuster filmmaking.
The four-block reconstruction wasn’t just a backdrop. It was a fully immersive battlefield.
Actors navigated collapsing beams, burning storefronts, and falling debris while cameras rolled continuously through the chaos. The claustrophobic atmosphere, thick with smoke and falling ash, created an authenticity that no green screen could replicate.
Industry analysts note that such large-scale practical effects are increasingly rare in the streaming era, making The Immortal Man something of a throwback to epic war productions of decades past.
Beyond the Flames: Tommy’s Final Reckoning
The film resumes years after the Season 6 finale, placing Tommy Shelby in the shadows of World War II. No longer simply a gangster-politician, he is drawn into covert operations across a Europe tilting toward catastrophe.
The code name of the mission — “The Immortal Man” — signals both myth and menace.
Joining Murphy in the rubble are Barry Keoghan, Rebecca Ferguson, and Tim Roth, each reportedly navigating the same punishing environment. Sources say the ensemble often emerged from takes coated in ash, coughing through the lingering smoke.
The emotional and physical toll has already sparked awards speculation, particularly as Murphy continues riding momentum from his post-Oppenheimer acclaim.
The Shelby Legacy Continues
Though The Immortal Man serves as a definitive epilogue, Netflix has already greenlit two spin-offs — one set in 1953 amid Birmingham’s reconstruction and another exploring the origins of Polly Gray.
But it is this final inferno that may define the saga’s closing image.
When audiences see Tommy Shelby walking through burning ruins this March, they won’t be watching a digital illusion. They’ll be witnessing a world that was physically built — and deliberately destroyed — around its actors.
Four city blocks. Fifteen acres. Thirty million dollars.
And a farewell forged in real fire.