 The Nyarlathotep Cycle Chaosium cover art, Víctor Leza |  The Thing From Below, Christopher Burdett |  Thing from Nightmare, Anna Mohrbache |  The Thing on the Doorstep, Bryan Baugh |  The thing on the doorstep, Eric Hibbeler |
 Things Found Between the Stars, Unknown Binaries |  The Third Call, Quantic Dementia |  Throne, autor desconocido |  Throne of Cthulhu, Don Marquez |  Tides of Madness - Dagon, Mirko Failoni |
 A Time to Sow, Daarken |  Tindalos kutya'i/ The Hounds of Tindalos, Ernő Juhász |  To the Last Breath, autor desconocido |  Total Eclipse, Linda Tso |  Touched by the Sleeper, Jesper Eising |
 The Tower (Haunter of the Dark), Sara Bardi |  The Tower of the One Above, Robson Michel |  Trail of Cthulhu, Tim White |  Trail of Tsathogghua, Steve Purcell |  Train Station, Michel Koch |
 Transporte público, Renan Motta Lima |  Trapped in the Labyrinth, Guy Gentry |  Trio, Brian Syme |  True Detective: King In Yellow, Oliver Ink |  Trust the Innsmouth Fisherman..., Chris Walton |