Popular Mystery Movies on The Roku Channel

Signed, Sealed, Delivered: To The Moon And Back

2025

Signed, Sealed, Delivered: To The Moon And Back

2025
The POstables leads an investigation that takes them on the road not only to find the recipient of a lost letter, but also to track down a rock star who holds the keys.
Survivor

2015

Survivor

2015
5.7
A Foreign Service Officer in London tries to prevent a terrorist attack set to hit New York, but is forced to go on the run when she is framed for crimes she did not commit.
Stonehearst Asylum

2014

Stonehearst Asylum

2014
6.9
An Oxford Medical School graduate takes a position at a mental institution and soon becomes obsessed with a female mental patient, but he has no idea of a recent and horrifying staffing change.
Memento

2000

Memento

2000
8.2
Leonard Shelby is tracking down the man who raped and murdered his wife. The difficulty of locating his wife's killer, however, is compounded by the fact that he suffers from a rare, untreatable form of short-term memory loss. Although he can recall details of life before his accident, Leonard cannot remember what happened fifteen minutes ago, where he's going, or why.
Donnie Darko

2001

Donnie Darko

2001
7.8
After narrowly escaping a bizarre accident, a troubled teenager is plagued by visions of a large bunny rabbit that manipulates him to commit a series of crimes.
Limitless

2011

Limitless

2011
7.2
The life of an unsuccessful writer is transformed by a top-secret 'smart drug' that allows him to use 100% of his brain and become a perfect version of himself. His enhanced abilities soon attract shadowy forces that threaten his new life.
Knowing

2009

Knowing

2009
6.2
A teacher opens a time capsule that has been dug up at his son's elementary school; in it are some chilling predictions -- some that have already occurred and others that are about to -- that lead him to believe his family plays a role in the events that are about to unfold.
Cube

1997

Cube

1997
6.8
A group of strangers find themselves trapped in a maze-like prison. It soon becomes clear that each of them possesses the peculiar skills necessary to escape, if they don't wind up dead first.
The Lake House

2006

The Lake House

2006
7
A lonely doctor who once occupied an unusual lakeside home begins exchanging love letters with its former resident, a frustrated architect. They must try to unravel the mystery behind their extraordinary romance before it's too late.
Solace

2015

Solace

2015
6.4
A psychic doctor, John Clancy, works with an FBI special agent in search of a serial killer.
Mississippi Burning

1988

Mississippi Burning

1988
7.7
Two FBI agents investigating the murder of civil rights workers during the 60s seek to breach the conspiracy of silence in a small Southern town where segregation divides black and white. The younger agent trained in FBI school runs up against the small town ways of his partner, a former sheriff.
The Pledge

2001

The Pledge

2001
6.6
A police chief about to retire pledges to help a woman find her daughter's killer.
The Name of the Rose

1986

The Name of the Rose

1986
7.5
14th-century Franciscan monk William of Baskerville and his young novice arrive at a conference to find that several monks have been murdered under mysterious circumstances. To solve the crimes, William must rise up against the Church's authority and fight the shadowy conspiracy of monastery monks using only his intelligence; which is considerable.
Vivarium

2019

Vivarium

2019
6.1
A young woman and her fiancé are in search of the perfect starter home. After following a mysterious real estate agent to a new housing development, the couple finds themselves trapped in a maze of identical houses and forced to raise an otherworldly child.
Come to Daddy

2019

Come to Daddy

2019
5.9
After receiving a cryptic letter from his estranged father, Norval travels to his dad’s oceanfront home for what he hopes will be a positive experience. If only he’d known the dark truth about his old man beforehand.
Killers Anonymous

2019

Killers Anonymous

2019
4.7
A failed attempt to murder a Senator is connected to a group meeting secretly to discuss their darkest urges—to take lives.
Angel of Mine

2019

Angel of Mine

2019
6.2
A woman grieving over the death of her daughter loses grip of reality when she begins to think her girl may still be alive.
Burning

2018

Burning

2018
7.4
Deliveryman Jong-su is out on a job when he runs into Hae-mi, a girl who once lived in his neighborhood. She asks if he'd mind looking after her cat while she's away on a trip to Africa. On her return, she introduces to Jong-su an enigmatic young man named Ben, who she met during her trip. One day Ben tells Jong-su about his most unusual hobby.
Personal Shopper

2016

Personal Shopper

2016
5.9
Maureen, mid-20s, is a personal shopper for a media celebrity. The job pays for her stay in Paris, a city she refuses to leave until she makes contact with her twin brother who previously died there. Her life becomes more complicated when a mysterious person contacts her via text message.
Eloise

2016

Eloise

2016
5.1
Four friends break into an abandoned insane asylum in search of a death certificate which will grant one of them a large inheritance. However, finding it soon becomes the least of their worries in a place haunted by dark memories.