- Who Killed Lottie Dee????: A Stick LeMaster, PI, Mystery
- Who Killed Louie Lips?
- WHO KILLED LULU? A Belinda Steel Mystery
- WHO KILLED LULU? A Belinda Steel Mystery
- Who Killed Maggie Swift?
- Who Killed Marilyn Monroe
- Who Killed Martha Mansfield?
- Who Killed Melvin Spark?
- Who Killed Michael Douglas?
- Who Killed Mona Lisa?
- Who Killed Nutty Nuckleball?
- Who Killed Palomino Molero?
- Who Killed Peggy Recker? A Collin Carter Mystery
- Who Killed Porkchop?
- Who Killed Ruby?
- Who Killed Sheila Tunne?
- Who Killed Sherlock Holmes?
- Who Killed the Abbot?
- Who Killed The Clown?
- Who Killed the Fonz?
- Who Killed The Ghost In the Library
- Who Killed the Girls?
- Who Killed the Husband
- Who Killed the Husband?
- Who Killed the Lark
- Who Killed the Minister
- Who Killed the Nettles?
- Who Killed The Schoolmarm: Amazing Gracie Mystery
- Who Killed the Teacher
- Who Killed Tiffany Jones?
- Who Killed Trixy Morgan
- Who Knew Tasmanian Tigers Eat Apples!
- Who Knew Tiger Sharks also Eat Apples?
- Who Knows?
- Who Let That Killer in the House?
- Who Let the Dog Out?
- Who Let The Wolves Out?
- Who Murdered Etienne Bastarache
- Who Murdered Her Family
- Who Murdered Mary Christmas? a Josephine Stuart Mystery
- Who Murdered the Clown?
- Who Murdered The Elf?
- Who Murdered The Ghost?
- Who Murdered the Murderer?
- Who Needed Killing?
- Who P-p-p-plugged Roger Rabbit?
- Who Pays The Piper
- Who Plugged the Dyke
- Who Reads Short Shorts? YOU Read Short Shorts.
- Who Saw Her Die?
- Who Shot the Man in the Black Coat?
- Who Shot the School Board?
- Who Shot the Serif?
- Who Slays the Wicked
- Who Sleuthed It?
- Who Speaks for the Damned
- Who Spiked the Eggs?
- Who Spreads for Whom
- Who Stole Know
- Who Stole My Life?: A Gripping Psychological Thriller
- Who the Bishop Knows
- Who They Was
- Who Took Daisy-Mae?
- Who Took Eden Mulligan?
- Who Unkilled Johnny Murder?
- Who Wants To Live Forever?
- Who Wants to Marry a Duke
- Who Wants To Marry a Heartthrob?
- Who Was Nathan Spencer?
- Who was She?
- Who was the Guilty One
- Who Watcheth
- Who We Were
- Who Will Hear Them Cry
- Who Will Weep For Me
- Who Would Have Thought
- Who Would Suspect!
- Who Wrote The Book
- Who!
- Who's Been Sleeping In Her Bed?
- Who!
- Who's Been Sleeping In Her Bed?
- Who's Cheatin' Who?
- Who's Colleen Sutton?
- Who's Dead, Doc?
- Who's Dying Now?
- Who's Going to Feed Johnny?
- Who's In Control? Books 1 - 4
- Who's Joey?
- Who's Killing All the Lawyers?
- Who's Killing, Kitten ? #2 ( Sky Valley Cozy Mystery Cat Series)
- Who's Kitten Who?
- Who's Laughing Now
- Who's Next?
- Who's Sawree Now?
- Who's Sorry Now ?
- Who's the Boss Now?
- Who's The Boss Now?
- Who's The Boss?
- Who's to Blame?
- Who's Watching Judy?
- Who's Watching Who?
- Who's Who When Everyone is Someone Else
- Who?
- Whodunit Murder Mysteries: 15 Books in One Edition
- Whodunit?
- Whodunits?
- Whodunnit Mrs Christie
- Whoever Fights Monsters
- Whole
- Whole Latte Murder
- Whole Lotta Trouble
- Whom God Hath Sundered
- Whom the Gods Destroy
- Whom the Gods Made from Corn
- Whom the Gods Would Slay
- Whoo?
- Whore On Fire
- Whores