The Whisper Man Trailer Drops: Robert De Niro and Adam Scott Lead Netflix's Creepiest Thriller of the Year

Netflix just dropped the first trailer for The Whisper Man, and it's already shaping up to be the streamer's creepiest release of the year. The crime thriller, starring Robert De Niro, Adam Scott, and Michelle Monaghan, will premiere globally on August 28, 2026 — and based on the footage, audiences are in for a genuinely unsettling ride.

Adapted from Alex North's New York Times bestselling novel, the film follows Tom Kennedy (Adam Scott), a widowed crime writer whose eight-year-old son Jake (Acston Luca Porto) is suddenly abducted. With nowhere else to turn, Tom reaches out to his estranged father — a retired police detective played by Robert De Niro — only to uncover a terrifying connection between the kidnapping and a decades-old case involving a convicted serial killer known as "The Whisper Man."

At the heart of the story is a haunting children's rhyme: "If you leave a door half open, soon you'll hear the whispers spoken. If your window's left unlatched, you'll hear him tapping at the glass." When children start vanishing again and the rhyme begins circulating once more, the retired detective who originally put the killer away is forced back into action.

The cast is stacked with familiar faces. Michelle Monaghan (Gone Baby Gone, The White Lotus) plays Amanda Beck, while Hamish Linklater (Midnight Mass), Owen Teague (It), and Will Brill round out the ensemble. It's a lineup that blends prestige drama with genuine genre credentials — Scott arrives fresh off Severance, and the thriller pedigree runs deep.

Behind the camera, the talent is just as impressive. James Ashcroft, the director of Coming Home in the Dark and The Rule of Jenny Pen, helms the project from a screenplay by Ben Jacoby (The First Omen) and Chase Palmer (It). It also marks Netflix's sixth collaboration with AGBO, the production company founded by the Russo Brothers — the team behind The Gray Man and the Extraction franchise.

What makes The Whisper Man stand out from the endless parade of streaming thrillers is its emotional core. This isn't just a cat-and-mouse chase; it's a story about fathers and sons, about the silence that builds up between generations, and about the lengths a parent will go to when everything falls apart. The trailer leans hard into that tension, intercutting the investigation with quiet, devastating family moments.

With its star-studded cast, acclaimed source material, and a release date that lands right at the end of summer, The Whisper Man is positioning itself as Netflix's next big genre hit. Mark your calendars for August 28, 2026 — and maybe keep your doors locked and your windows latched until then.