- Thief in Retreat
- Thief of Hearts
- Thin Blood
- Thin Crust Killers
- Thin Ice
- Things Lost (Bookburners Season 1 Episode 15)
- The Things We Keep
- THINK - Sie wissen, was du denkst! - Folge 1
- THINK - Sie wissen, was du denkst! - Folge 2
- THINK - Sie wissen, was du denkst! - Folge 3
- THINK - Sie wissen, was du denkst! - Folge 4
- THINK - Sie wissen, was du denkst! - Folge 5
- THINK - Sie wissen, was du denkst! - Folge 6
- Think of the Children
- Think Twice
- Think Zebras
- Third Eye P.I.
- Third Eye Witness
- The Third Girl
- Third Grave Dead Ahead
- The Third Grave
- Third Sight Into Darkness
- The Third Sin
- Third Time is a Charm
- Third Time's the Charm
- Third Time's the Harm
- The Third Twin
- The Third Victim
- The Third Warrior
- The Third Way
- Thirteen Diamonds
- The Thirteen Problems
- The Thirteenth Sacrifice
- Thirty and a Half Excuses
- Thirty-Five and a Half Conspiracies
- Thirty-Four and a Half Predicaments
- Thirty-One and a Half Regrets
- Thirty-One Bones
- Thirty-Six and a Half Motives
- Thirty-Three and a Half Shenanigans
- Thirty-Two and a Half Complications
- This Bloody Wine
- This Charming Man
- This Dame for Hire
- This Dog for Hire
- This Fallen Prey
- This Fallen Prey
- This Game of Murder
- The Apartment Upstairs
- This is Lena: A Compendium of ‘Recreation’ & ‘Payback’
- This is the Night They Come For You
- This Magick Marmot
- This Old Homicide
- This Old Souse
- This Thing of Darkness
- Thistle Creek
- Thistles
- Thistles and the Unthinkable
- Thistles and Thieves
- The Thornham Copyist
- The Thornhill Secret
- Those Who Love Night
- THOU SHALT KILL
- Thou Shalt Not Grill
- Thou Shalt Not Kilt: An Elle Cunningham Mackay Mystery
- Though Not Dead
- Thread and Buried
- Thread and Dead
- Thread End
- Thread on Arrival
- Thread Reckoning
- Threadbare
- Threaded for Trouble
- Threads of Evidence
- Threats at Three
- Three Bedrooms, One Corpse
- Three Blind Mice
- Three Computer Geeks Gruff
- Three Deadly Days in Spain
- The Three Deaths of Magdalene Lynton
- Three Dog Island: Book #3 in the Jenny McNair Mystery Series
- Three for Pumpkin Pie?
- Three Gone Cold
- Three Little Ghosts
- Three Lizzie Crenshaw Mysteries - Box Set of 3
- THREE QUEENS and six bullets TAKES ALL
- Three Ring Circus
- Three Rounds to Go
- Three Seconds to Rush
- Three Shots to the Wind
- Three Single Wives
- Three Strikes and You're Dead
- Three Tainted Teas
- Three to Get Lei'd
- Three to One Odds
- Three Treats Too Many
- Three Widows and a Corpse
- Three Women and a Boat
- Three, Imperfect Number
- Three-Day Town
- Three-Ring Circus
- Three-Zee at a Wedding
- Three-Zee in a Dilemma
- Three-Zee in the Mountains
- Thrice the Brinded Cat Hath Mew'd
- The Thrill of the Haunt
- Thrill of the Hunt
- The Thrill Seekers: Derbyshire Castle
- Thriller Sammelband: Bachpassion und Bachfuge
- Thriller Sammelband: Der kalte Hauch der Rache und Spiel, Satz und Sieg für die Dame
- Through A Bakery Window
- Through a Camel's Eye
- Through a Chamber Door
- Through Dark Spaces
- Through Dark Water
- Through Rose-Colored Glasses
- Through the Cracks
- Through the Evil Days
- Through the Grinder
- Through the Window
- Throw in the Trowel
- Throwaway Jane
- The Thumb Mark of St Peter
- Thunder in the Tropics
- The Bullet That Missed
- The Thursday Murder Club
- Thursday Next: First Among Sequels
- Thyme to Live
- Tiaras & Terror
- Ticket to Love
- The Ticket
- Tickled to Death
- Tickling The Tiger
- Tidalwave: A Tracy Gayle Mystery
- Tidings of Murder and Woe
- Tie Die