- Maid of Honor (2006)
NR | Thriller
- Monte Carlo Nights
NR | Mystery
- Mommy's Deadly Con Artist
NR | Thriller
- My Husband's Killer Affair (2024)
NR | Thriller
- Morning Show Mystery: Mortal Mishaps
NR | Mystery
- The Midnight Man (2018)
NR | Horror/Thriller
- Mi Venganza
NR | Crime drama/Action
- Murder at the Derby (2025)
NR | Thriller
- Morning Show Mysteries: Murder on the Menu
NR | Crime drama/Mystery
- Media (2017)
NR | Thriller
- My Family's Secret
NR | Thriller
- Murder at the Lighthouse (2025)
NR | Thriller
- Murder Runs in the Family (2023)
NR | Thriller
- My Husband's Other Face (2024)
NR | Thriller
- The Mystery of a Hansom Cab (2013)
NR | Mystery
- Murder Company (2024)
NR | Action/Historical drama
- My Amish Double Life
NR | Thriller
- My Mother Looked Just Like You (2025)
NR | Thriller
- My Child Has My Doctor's Face (2024)
NR | Thriller
- Marie Galante (1934)
NR | Thriller
- Make Yourself at Home
NR | Thriller
- Miss Fisher and the Crypt of Tears (2020)
NR | Adventure/Mystery
- Morning Show Mysteries: A Murder in Mind
NR | Crime drama/Mystery
- Murder Once Removed
NR | Mystery
- Morning Show Mysteries: Death by Design
NR | Mystery
- Medusa (2022)
NR | Horror/Thriller
- Murder at the Hotel (2025)
NR | Thriller
- Murder, Lies & Marriage (2025)
NR | Thriller
- Morning Show Mysteries: Countdown to Murder
NR | Mystery
- Miss Pinkerton
NR | Mystery
- A Miracle on Christmas Lake (2016)
NR | Holiday/Mystery
- My Boyfriend's Wife Is Dead
NR | Thriller
- May The Devil Take You Too
NR | Horror/Thriller
- MadS (2024)
NR | Horror/Thriller
- Murder on Maple Drive
NR | Thriller/Mystery
- Mother, May I? (2023)
NR | Horror/Thriller
- Murder Below Deck
NR | Mystery
- Mommy Meanest (2024)
NR | Thriller
- My Professor's Guide to Murder
NR | Thriller
- Maternal Secrets (2020)
NR | Thriller
- Mystery Island: Winner Takes All (2025)
NR | Mystery
- Midas (2024)
NR | Crime drama/Action
- My Fatal Social Following (2025)
NR | Thriller
- My Mother's Secret (2012)
NR | Thriller
- Murder by Television (1935)
NR | Mystery
- Memories of a Murder (2020)
NR | Thriller
- The Midnight After (2016)
NR | Comedy/Thriller
- Masquerade (1965)
NR | Comedy/Thriller
- Malicious Mind Games
NR | Thriller
- Mastemah
NR | Drama/Horror
- Mosquito State
NR | Drama/Horror
- My Family's Killer Affairs (2025)
NR | Thriller
- More Bitter Than Death: An Emma Fielding Mystery
NR | Mystery
- The Man With My Husband's Face (2023)
NR | Thriller
- Midnighters (2017)
NR | Holiday/Horror
- Marshmallow (2025)
NR | Horror/Thriller
- Missing and Alone (2021)
NR | Thriller
- Mystery Island: House Rules (2025)
NR | Adventure/Mystery
- Missing (2025)
NR | Thriller
- My Mom Made Me Do It (2025)
NR | Thriller
- Mandy (2018)
NR | Horror/Thriller
- Murder 101 (2006)
NR | Mystery
- Mandrake
NR | Horror/Thriller
- Metamorphosis (2019)
NR | Crime drama/Drama
- My Only Fan
NR | Crime drama/Thriller
- Mystery Road (2014)
NR | Crime drama/Thriller
- Murder at the Country Club (2023)
NR | Thriller
- Muzzle (2023)
NR | Crime drama/Action
- McVeigh (2024)
NR | Drama/Thriller