• A Cat Lover's Mystery
• A Catherine McLeod Mystery
• A Cavanaugh Island Novel
• A Cece Caruso Mystery
• A Certain Magical Index
• A Certain Magical Index (manga)
• A Chanse MacLeod Mystery
• A Charles Paris Mystery
• A Charles Resnick Mystery
• A Charlie Mack Motown Mystery
• A Charlie Parker Thriller
• A Charlie Whelan Mystery
• A Charlotte Adams Mystery
• A Cin Craven Novel
• A Claire Codella Mystery
• A Claire Malloy Mystery
• A Clay and Crime Mystery
• A Cleopatra Jones Mystery
• A Clockwork Dagger Novel
• A Clone Wars Novel
• A College of Magics
• A Collins-Burke Mystery
• A Coming Home Novel
• A Commissario Guido Brunetti Mystery
• A Cooking Class Mystery
• A Cormoran Strike Novel
• A Cotten Stone Mystery
• A Country Roads Novel
• A Country Roads Novella
• A County Guides Mystery
• A Covert-one Novel
• A Craft Corner Mystery
• A Craig Page Thriller
• A Crochet Mystery
• A Crossword Mystery
• A Crowner John Mystery
• A Culinary Mystery With Recipes
• A Cupid, Texas Novella
• A Cynster Christmas Special
• A Cypress Hollow Yarn Novel
• A D Hunter Mysteries
• A D Hunter Mystery
• A DCI Charlie Priest Mystery Series
• A DI Stacey Collins Thriller
• A Dahlia Moss Mystery
• A Dame Frevisse Mystery
• A Dan Connor Mystery
• A Dan Lenson Novel
• A Danny Ryan Thriller
• A Darcy Cavanaugh Mystery