- Monrovia
- Monsieur Ahriman
- Monsieur Lahire
- Montana Noir
- Monterey Noir
- Montezuma's Man
- Monza delle delizie
- Mood Swings
- Moon Lake
- Moondance
- Moonfleet
- Moonlight City Drive 2
- Moonlight City Drive 3
- Moonlight Falls: New and Lengthened Editor’s Cut Edition
- Moonlight Gets Served
- Moonlight Goes Viral
- Moordenaarspijlen: Thriller
- Mora Stenar
- Mord am Heiligen Abend
- Mord auf Bestellung
- Mord heilt alle Wunden
- Mord in Jerusalem: Faith Zanetti ermittelt - Band 1
- Mord Mord West
- Mord unterm Hirschgeweih
- Morde auf Rügen und Sylt: 2 Insel-Krimis
- Morde für den Urlaub - Krimi Sammelband
- Morde zwischen Provence und Sauerland: Drei Krimis
- Mordoffer
- Mordrhein-Westfalen: Vier Krimis
- Mords-Ostern: Krimi-Paket
- Mordssaison: Büsum-Krimi
- More Cases of a Private Eye: Classic Crime Stories
- More Dirty Work
- More Good Old Stuff
- More Than 100% Dead
- Morgue for Whores
- Morning Will Come
- Morris PI: The Men from Ice House Four
- Mort aux vieilles !
- Mort et vie de Bobby Z
- Mortal Stakes
- Morte a domicilio
- Morte a San Siro
- Morte ad Asti
- Morte in lista d’attesa
- Mortel exil
- Mortelle Bigoudène
- Mortelle météo
- Mortes eaux à Riantec
- Morti misteriose
- Mortuary Murders
- Mosquito Lagoon: Code of Misconduct III
- Most Interesting Stories of Detective & True Modern Magic
- Mostly Human
- Mostly Murder
- Motor City Blue
- Motus
- Mourez, on s'occupe de tout
- Mourir sur Seine - Code Lupin
- Mouthpiece
- Mr. Dark Side
- Mr. Dark Side, número tres
- Mr. DARK SIDE, número uno
- Mr. Magic
- Mr. Mayhem
- Mr. Mercedes
- Mr. Nobody
- Mr. Smith and the Roach
- Mrs Bennett mourut à l'aube
- Mud Bay
- Muerte en el Ministerio
- Muerte en Florencia
- Mufti
- Mum's the Word for Murder
- Mumbo Jumbo
- Murder
- Murder and Gold
- Murder and More
- Murder and the Married Virgin
- Murder and the Wanton Bride
- Murder at Bayside
- Murder at Bridge
- Murder at Derivale
- MURDER AT MADISON SQUARE GARDEN
- Murder at the Bridge
- Murder at the Castle
- Murder at the Cathedral
- Murder at the Gorge
- Murder at the Lanterne Rouge
- Murder at the Rendezvous
- Murder at the Schiller Grammar School
- Murder At Transit
- Murder Below Montparnasse
- Murder Boy
- Murder by Design
- Murder by Proxy
- Murder By Proy
- Murder by the Light of the Moon: The Midnight Massacres
- Murder Could Not Kill
- Murder for Madame
- Murder for the Bride
- Murder Has Consequences
- Murder Hurts
- Murder in Belleville
- Murder in China Red
- Murder in D-Minor
- Murder in Haste
- Murder in Humboldt
- Murder in Mind
- Murder in Pigalle
- Murder in the Bermuda Triangle