In Prague, Netflix has begun filming a television series based on the latest Robert Langdon novel by Dan Brown. Morgan Spector and Rebecca Hall will lead the cast.

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The $1.5 billion cinematic legacy of Robert Langdon

Netflix is attempting to capture the massive commercial appeal that defined the Robert Langdon film trilogy, even if critical acclaim remained elusive. As reported by the source, the Tom Hanks-led films—The Da Vinci Code, Angels and Demons, and Inferno—generated massive global box office returns of $801.3 million, $485.9 million, and $220 million, respectively. While these cinematic entries were significant financial successes, they often faced harsh reviews from critics.

The streamer also faces the challenge of following the Peacock adaptation of The Lost Symbol. That 2021 series, which starred Ashley Zukerman and Valorie Curry, struggled to find a permanent audience and was cancelled after just one season. Netflix's new venture in Prague seeks to break this cycle of mixed reception and premature cancellation by leveraging the momentum of Dan Brown's latest novel, The Secret of Secrets, which was released through Doubleday in September 2025. This move follows the fact that the 2017 novel Origin has yet to receive any screen adaptation, leaving a gap in the franchise's visual history.

Morgan Spector and Rebecca Hall lead the Prague shoot

The new production in Prague features a high-proile cast led by Morgan Spector as the Harvard symbology professor Robert Langdon. he is joined by Rebecca Hall, who will portray the noetic scientist Katherine Solomon. According to the report, the ensemble also includes Cherry Jones as Heide Nagel,Corey Stoll as Everett Finch, Rob Delaney as Jonas Faukman, and Abbey Lee as Sasha Vesna, alongside five additional recurring actors whose identities were not explicitly named.

To steer this complex adaptation, Netflix has tapped veteran showrunner Carlton Cruse. Cruse brings a significant pedigree to the project, having worked on high-stakes television such as Lost, Tom Clancy's Jack Ryan, and the Netflix series Locke and Key. Dan Brown himself is attached as an executive producer to ensure the series maintains the essence of his literary world, supported by additional executive producers Emma Forman of Genre Arts and Zoe Robyn.

A race for a manuscript that redefines the human mind

The plot of this adaptation centers on a high-stakes hunt for a revolutionary manuscript. The series follows Robert Langdon as he attempts to locate a missing scientist and recover a document that could fundamentally change how humanity understands the human mind. This narrative promises to blend futuristic scientific concepts with ancient, esoteric lore to deliver the suspense typical of Brown's work.

The mystery of the unnamed Netflix title and release date

Despite the high level of detail regarding the cast and location, several key pieces of information remain missing... Netflix has not yet revealed an official title for the series, even though it is a direct adaptation of the novel The Secret of Secrets. Furthermore, the streamer has not provided a specific release window for when viewers can expect the first season to debut. Finally, while five additional recurring actors were confirmed to begin production, their specific identities remain unverified in the current reporting.