Movies Like Your Vice Is a Locked Room and Only I Have the Key

If you liked Your Vice Is a Locked Room and Only I Have the Key (1972), a horror and thriller movie directed by Sergio Martino, here are 20 movies with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
Deep Red (1975)
★ 7.7/10Also horror and mystery
An English pianist living in Rome witnesses the brutal murder of his psychic neighbor. With the help of a tenacious young reporter, he tries to discover the killer using very unconventional methods. The two are soon…
2
Opera (1987)
★ 6.7/10Also horror and mystery
A young opera singer is stalked by a deranged fan bent on killing the people associated with her to claim her for himself.
3
Sleepless (2001)
★ 6.1/10Also horror and mystery
An elderly and retired police detective and a young amateur sleuth team up to find a serial killer whom has resumed a killing spree in Turin, Italy after a 17-year hiatus.
4
Tenebre (1982)
★ 6.8/10Also horror and mystery
A razor-wielding serial killer is on the loose, murdering those around Peter Neal, an American mystery author in Italy to promote his newest novel.
5
Seven Blood-Stained Orchids (1972)
★ 6.2/10Also horror and mystery
A maniac on the loose is committing savage acts of slaughter, and one survivor may be the only key to unmasking the serial slayer known as the Half-Moon Killer. The mysterious half-moon lockets he leaves with his…
6
What Have You Done to Solange? (1972)
★ 6.7/10Also mystery and thriller
After several Catholic school pupils are murdered, a teacher who is having an affair with one of his students becomes a suspect. When other gruesome murders start occurring shortly thereafter, the teacher suspects that…
7
The Bird with the Crystal Plumage (1970)
★ 7.1/10Also horror and mystery
An American writer living in Rome witnesses an attempted murder that is connected to an ongoing killing spree in the city and conducts his own investigation, despite him and his girlfriend being targeted by the killer.
8
Cleaner (2007)
★ 6.1/10Also thriller and mystery
Single father and former cop Tom Cutler has an unusual occupation: he cleans up death scenes. But when he's called in to sterilize a wealthy suburban residence after a brutal shooting, Cutler is shocked to learn he may…
9
Torso (1973)
★ 6.6/10Also horror and thriller
A masked serial killer with psychosexual issues strangles female coeds with scarves before dismembering them. When a wealthy student identifies one of the scarves and thinks she has a lead on a suspect, she becomes the…
10
The Psychic (1977)
★ 7/10Also horror and mystery
A woman with psychic powers has a vision of a murder that took place in a house owned by her husband.
11
The Fifth Cord (1971)
★ 6.6/10Also mystery and thriller
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.
12
All the Devils Are Here (2025)
★ 6.2/10Also mystery and thriller
After a heist, four criminals lay low in a remote safehouse, waiting for orders. As paranoia builds, one thing becomes clear — the real threat may not be outside, but among them.
13
A Haunting in Venice (2023)
★ 6.6/10Also mystery and thriller
Celebrated sleuth Hercule Poirot, now retired and living in self-imposed exile in Venice, reluctantly attends a Halloween séance at a decaying, haunted palazzo. When one of the guests is murdered, the detective is…
14
Crooked House (2017)
★ 6.4/10Also mystery and thriller
A private investigator helps a former flame solve the murder of her wealthy grandfather, who lived in a sprawling estate surrounded by his idiosyncratic family.
15
Mindcage (2022)
★ 5.9/10Also mystery and thriller
Detectives Jake Doyle and Mary Kelly seek the help of an incarcerated serial killer named The Artist when a copycat killer strikes. While Mary searches for clues in The Artist's brilliant but twisted psyche, she and…
16
The Red Queen Kills Seven Times (1972)
★ 6.8/10Also horror and mystery
After the death of their grandfather, two sisters inherit their family castle, which is said to be haunted by the Red Queen, whom legend says claims seven lives every hundred years. When a mysterious woman in a red…
17
Striking Distance (1993)
★ 5.9/10Also mystery and thriller
Demoted Pittsburgh cop Tom Hardy works river patrol while a serial killer targets women from his past, forcing him to conduct an unauthorized investigation to prove his innocence and expose a dirty cop.
18
All the Colours of the Dark (1972)
★ 6.6/10Also horror and mystery
After a car accident that caused the loss of her baby, Jane experiences an increasing amount of nightmares that shake her to her core. After seeking professional help, her haunting visions turn into an even more…
19
Trigger Point (2021)
★ 6.2/10Also thriller and mystery
Nicolas Shaw is a retired U.S. special operative who becomes part of an elite 'invisible' team that quietly takes out the worst villains around the world.
20
Dressed to Kill (1980)
★ 6.9/10Also thriller and mystery
After witnessing a mysterious woman brutally slay a homemaker, prostitute Liz Blake finds herself trapped in a dangerous situation. While the police thinks she is the murderer, the real killer is intent on silencing…