Valley of the Dead

Inside the Chaos of Valley of the Dead: How Spain’s Nazi Zombie Flick Almost Didn’t Survive

Valley of the Dead (2020), the Spanish horror-comedy mashup of war and zombies, arrived with a reputation for being as messy behind the scenes as its undead hordes were on screen. Directed by Alberto de Toro and Javier Ruiz Caldera, the film promised a fresh twist on the zombie genre—Nazi experiments gone wrong in the Spanish Civil War—but its journey to release was anything but smooth.

A Script Stuck in Development Hell

Before cameras rolled, Valley of the Dead (originally titled Malnazidos) spent years bouncing between studios. The concept—a blend of Inglourious Basterds and 28 Days Later—was ambitious, but Spanish producers were wary of backing a high-budget horror film. Rumors suggest the script was rewritten multiple times to balance its dark humor with gore, a tightrope that even its directors admitted was tricky . Caldera, known for lighter comedies like Spanish Affair, was an unexpected choice for a zombie flick, but his knack for tone-shifting may have been the secret weapon the project needed.

Casting Chaos and Last-Minute Changes

The ensemble cast—led by Miki Esparbé (The Bar) and Aura Garrido (El Ministerio del Tiempo)—was reportedly assembled in a hurry after initial financing fell through. Sources claim some actors joined mere weeks before shooting began, forcing the crew to adapt on the fly . Jesús Carroza, who plays a grizzled soldier, later hinted at the film’s breakneck pace in a since-deleted social media post, calling it "a war zone of its own" [unconfirmed].

Adding to the pressure, the production faced location scouting nightmares. The film’s eerie Spanish Civil War setting required remote, period-accurate backdrops, but budget constraints forced the team to shoot in fewer locations than planned. Some scenes were reportedly rewritten to accommodate the limitations, including a key zombie horde sequence that was originally scripted for an open battlefield but ended up in a cramped bunker .

Post-Production Panic and the Netflix Lifeline

After wrapping, Valley of the Dead hit another snag: distribution. The film’s mix of horror, comedy, and war themes confused potential buyers, and it languished in post-production for nearly two years. Rumors swirled that the directors clashed over the final cut, with de Toro pushing for more gore and Caldera advocating for sharper humor . The standoff allegedly delayed the film’s release until Netflix stepped in, snapping up the rights and giving it a second life in 2022 .

The streaming giant’s involvement came with its own drama. Netflix reportedly demanded a title change (from Malnazidos to Valley of the Dead) to avoid confusion with other zombie films, a move that frustrated some of the cast and crew who had grown attached to the original name . The platform also pushed for a more polished, less chaotic edit, leading to additional reshoots and VFX tweaks—though how much of the final product reflects these changes remains unclear.

A Cult Following, Despite the Mess

Despite its troubled production, Valley of the Dead has carved out a niche among horror fans. Its unique setting and darkly comedic tone have earned it comparisons to Shaun of the Dead meets Pan’s Labyrinth, though critics remain divided. Some praise its ambition , while others argue the tonal whiplash undermines its potential .

What’s undeniable is that the film’s behind-the-scenes struggles mirror its on-screen chaos. From last-minute casting to Netflix’s rescue, Valley of the Dead is a testament to how even the most troubled productions can rise from the dead—if only barely.