What to read, watch, and listen to if you lovedThe Unknown
Riley Sager · Book · 2026
If you loved The Unknown, start with Lee Cronin's The Mummy (Lee Cronin, 2026) — a film on the same thread. Below: 4 films, 4 series and 2 podcasts, each matched to The Unknown across media.
What hooked you in The Unknown was the way a haunting, isolated mystery forces you to confront the unsettling weight of long-buried secrets.
Films on the same thread
Lee Cronin's The Mummy
Lee Cronin · Film · 2026
Explores: Horror, Mystery.
Just as The Unknown centers on a sudden disappearance, this film explores the chilling aftermath when a missing person returns, transforming a long-standing mystery into an immediate, terrifying reality.
The Last Sunrise
Carlson Young · Film · 2026
Explores: Living with chronic illness, Family secrets, Carpe diem.
If The Unknown hit, The Last Sunrise shares the thread.
Remarkably Bright Creatures
Olivia Newman · Film · 2026
Explores: Grief and healing, Intergenerational friendship, Hidden secrets.
If The Unknown hit, Remarkably Bright Creatures shares the thread.
Strung
Malcolm D. Lee · Film · 2026
Explores: obsession, power dynamics, mental fragility.
Like the atmospheric dread found in The Unknown, this psychological battle centers on a vulnerable protagonist navigating an enigmatic, high-stakes environment where her sanity is constantly under threat.
Series on the same thread
56 Days
Lisa Zwerling · Series · 2026
Explores: Drama, Crime.
If The Unknown hit, 56 Days shares the thread.
Sterling Point
Series · 2026
Explores: family secrets, inheritance, isolated setting.
If you were drawn to the remote setting and buried history in The Unknown, you will find this exploration of a family's dark, isolated legacy equally gripping and suspenseful.
All Her Fault
Megan Gallagher · Series · 2025
Explores: Missing Child, Parental Fears, Suburban Secrets.
If The Unknown hit, All Her Fault shares the thread.
Unchosen
Julie Gearey · Series · 2026
Explores: Forbidden Desire, Secrets and Lies, Escapism.
If The Unknown hit, Unchosen shares the thread.
Podcasts on the same thread
Up and Vanished
Tenderfoot TV · Podcast
Explores: disappearance, missing persons, small town secrets.
This podcast mirrors the investigative obsession of The Unknown by peeling back the layers of cold cases and small-town secrets to reveal the unsettling truths hidden within isolated communities.
Passenger List
Passenger List and Radiotopia · Podcast · 2025
Explores: grief, corporate cover-up, missing persons.
Similar to the relentless search for answers in The Unknown, this audio drama follows a determined protagonist uncovering a massive, hidden conspiracy behind a baffling, large-scale disappearance.
Keep exploring
Common questions
Is The Unknown a standalone book?
The Unknown by Riley Sager is a self-contained story about the mystery of New Avalon. The plot follows Marin Keane as she investigates disappearances occurring one hundred years apart, and there are no other books or adaptations in the catalog to read or watch before or after this title.
What is the setting of The Unknown?
The Unknown takes place on a remote island in Vermont. The narrative shifts between the historical mystery of five women who disappeared in 1926 and the modern-day events involving Marin Keane, who is filming a motion picture about the unsolved case of New Avalon on that same island.
What special features are included in the first edition of The Unknown?
The first edition of The Unknown is a hardcover release that includes several distinct physical features. It is designed with custom endpapers, a foil-stamped case, and hued edges. Additionally, the book comes with a shimmery jacket to complete its unique presentation for collectors and readers.
Does The Unknown involve a film production?
Yes, the plot of The Unknown centers on Marin Keane, a struggling actress who secures a role in a major motion picture. The film she is working on is specifically based on the unsolved mystery of New Avalon, where five women vanished from a remote Vermont island in 1926.