Top Rated Mystery Movies on The Roku Channel - Page 20

The River King

2005

The River King

2005
5.7
Abel Grey is sent to investigate the death of a boy from an exclusive local school, who is found floating in the river. Fearing scandal, the school insists it was suicide. But after discovering from the boy's girlfriend, Carlin, that he was being badly bullied, Abel suspects that a dangerous schoolboy initiation has gone horribly wrong and he secretly solicits the help of a sympathetic teacher, Betsy. He is warned off the investigation by his boss, as the school is a generous benefactor to the Police benevolent fund. Abel, however, cannot let the case go, not only because his own brother committed suicide years before, but also it seems that the spirit of the dead boy is leaving them clues as to what really happened that night.
Don't Buy the Seller

2023

Don't Buy the Seller

2023
6.8
Soo-hyun, who has recently moved into a new house, buys a used washing machine through a second-hand app but finds out it doesn't work. Annoyed by the seller's irresponsibility, she leaves a comment calling the seller a con man, and reports it to the police. Little does she know that the seller is a psychopathic serial killer who uses an online second-hand market to lure his victims. Her comment renders his hunt for a new victim all but impossible so she becomes his next target. She starts receiving obscene phone calls, countless unwanted food deliveries, and strange men knocking on her door looking for a good time. A trip to the sender's address proves deadly serious when the police and Soo-hyun find a man’s dead body.
Baby Assassins

2021

Baby Assassins

2021
6.6
Two high school girls who are about to graduate also happen to be highly-skilled assassins. When the organization they work for orders them to share a room, their relationship quickly sours. But when they become targets of the yakuza, the girls realize they'll have to work together to survive.
The Sisterhood of Night

2015

The Sisterhood of Night

2015
6.2
When a teenage girl says she's the victim of a secret network called The Sisterhood of Night, a quiet suburban town becomes the backdrop for a modern-day Salem witch trial.
Daylight

2013

Daylight

2013
6.7
Young lawyer Iris discovers that she has an older, autistic half-brother Ray, who is in prison for the atrocious murder of his neighbour and her five-year-old daughter. When she meets Ray he reminds her a lot of her own son Aron, who also is autistic, and she starts to believe that he is innocent.
I Bury the Living

1958

I Bury the Living

1958
6.1
The new manager of a small-town cemetery becomes convinced that he triggered the untimely deaths of several plot owners by tampering with a certain map. When nobody believes him, he risks his sanity to play God once again and prove his point.
Perfect Number

2012

Perfect Number

2012
6.6
A brilliant math teacher formulates the perfect cover-up after his neighbor murders her abusive ex-husband.
The Fifth Cord

1971

The Fifth Cord

1971
6.5
A journalist finds himself on the trail of a murderer who's been targeting people around him, while the police are considering him a suspect in their investigation.
A Day Without a Mexican

2004

A Day Without a Mexican

2004
5.8
When a mysterious fog surrounds the boundaries of California, there is a communication breakdown and all the Mexicans disappear, affecting the economy and the state stops working missing the Mexican workers and dwellers.
Dark Nuns

2025

Dark Nuns

2025
6.3
Desperation drives two nuns to perform an exorcism no nun should attempt. With a possessed child at the mercy of evil and the opposition of the Catholic Church, they take on the dangerous forbidden rituals themselves, putting their immortal souls in grave danger. They must confront the terrifying cost of their sacrilegious actions, but one goal remains: the boy must be saved at all costs.
Last Three Days

2020

Last Three Days

2020
6.4
After getting mixed up with a dangerous crime syndicate, an undercover cop wakes up to discover he is missing his partner, his wife, and three days of his life.
Dead

2020

Dead

2020
6.2
Dane ‘Marbles’ Marbeck can see ghosts, thanks to a homemade drug: his late father’s neurological medication mixed with marijuana. Officer Jayson Tagg, a wannabe super-cop on the trail of a serial killer, ends up murdered. So when Marbles’ mum plans to sell the family farm, and the only way of buying the house off her is taking the money offered by Tagg in exchange for his help, Marbles accepts. The unlikely duo of stoner medium and ghost cop struggle to reconcile their differences while they navigate their way through ghouls, perverts, a mysterious hooded figure, and an unexpected shot at love. It becomes clear the only way Marbles and Tagg will solve the case with their souls intact is to confront their deepest regrets and overcome their prejudices.
Magellan

2017

Magellan

2017
5.1
After NASA picks up a trio of mysterious signals from within our own solar system, astronaut Roger Nelson is dispatched on a multi-year solo mission aboard the Magellan spacecraft to investigate the sources.
The Outsider

2015

The Outsider

2015
4.4
Revolves around a British military contractor Lex Walker who is told his daughter has died. When he arrives in Los Angeles and discovers the body is not hers, he begins an investigation.
Don't Open Till Christmas

1984

Don't Open Till Christmas

1984
4.8
It's just days before Christmas in London, but not everyone is full of good cheer - as a maniac with a pathological hatred of Santa Claus stalks the streets, butchering any man that’s unlucky enough to be wandering around dressed as Old Saint Nick.
Strange Behavior

1981

Strange Behavior

1981
5.4
When the teenagers in a small Illinois town start getting murdered, the police chief makes a connection to the mysterious scientific experiments being done at the local university and must stop them before his own son is dragged into the deadly scheme.
The Ghost Station

2023

The Ghost Station

2023
6.6
Reporter Na-yeong and her partner investigate a series of mysterious deaths and a perplexing case where her source was allegedly already dead at the time of their interview. Together they end up confronting a terrifying truth.
Nature of the Beast

1995

Nature of the Beast

1995
5.9
Two men, both hiding a deadly secret, are on a murderous rampage through the desert.
Red Woods

2021

Red Woods

2021
5.4
A group of urbex enthusiasts travel to the backwoods of Appalachia to capture footage of abandoned houses, when they unwittingly become the subjects of a much darker video - made by a different kind of "enthusiast".
Treehouse

2015

Treehouse

2015
4.5
A teenage boy discovers the perpetrators of several brutal kidnappings in his home town.