| Publication | Code | Date | Publisher | System (Setting) |
|---|
 A Tableau of Red | | Mar 2020 | Noralle | Call of Cthulhu (Classic)
|
 Tails of Terror * | GGP | n/a | Golden Goblin Press | None
|
| Tails of Valor | GGP1911 | 2019 | Golden Goblin Press | None
|
| Taint of Madness | CHA2354 | 1995 | Chaosium | Call of Cthulhu (Classic)
|
| Take the Force of the Blow | | 1999 | Self Published | Call of Cthulhu (Classic)
|
| Tales from Failed Anatomies * | ARCTFFASC | n/a | Arc Dream Publishing | |
| Tales from the Crucible | MPS01042G | 2013 | Modiphius Entertainment | Call of Cthulhu (Achtung!)
|
| Tales From the Crucible * | | 2017 | Modiphius Entertainment | Call of Cthulhu (Achtung!)
|
| Tales from Ye Dusty Olde Crap Shoppe | | Dec 2019 | Chaosium | Call of Cthulhu (Now)
|
| Tales of Cthulhu Invictus * | GGP | n/a | Golden Goblin Press | None
|
| Tales of Death & Darkness | CHA0321 | 2005 | Chaosium | Call of Cthulhu (Classic)
|
| Tales of Terror (I) | | 1990 | Pagan Publishing | Call of Cthulhu (Classic)
|
| Tales of Terror (II) | PAG2102 | 1996 | Pagan Publishing | Call of Cthulhu (Classic)
|
| Tales of Terror (III) | | n/a | Self Published | Call of Cthulhu (Classic)
, Call of Cthulhu (Now)
|
| Tales of the Caribbean | GGP1603 | 2016 | Golden Goblin Press | Call of Cthulhu (Classic)
|
| Tales of the Casket Girls | | Aug 2021 | Chaosium | Call of Cthulhu (Classic)
|
| Tales of the Crescent City | GGP1401 | 2014 | Golden Goblin Press | Call of Cthulhu (Classic)
|
| Tales of the Miskatonic Valley | CHA2334 | 1991 | Chaosium | Call of Cthulhu (Classic)
|
| Tales of the Sleepless City | MRP0011 | 2013 | Miskatonic River Press | Call of Cthulhu (Classic)
|
 talesofterror.net | | n/a | Self Published | Call of Cthulhu (Classic)
, Call of Cthulhu (Now)
|
| Talien's Tower | | n/a | Self Published | |
| Taming the Waterwolf | | Aug 2019 | Chaosium | Call of Cthulhu (Strange Aeons: 19th Century)
|
| Targets of Acquisition | CB61202 | 2015 | Cubicle 7 | Call of Cthulhu (Laundry)
|
| Tarot of Cthulhu | HITE002 | 2008 | Ronin Arts | None
|
| Tatterdemallion | | 1988 | Self Published | Call of Cthulhu (Classic)
|
| Tatters of the King | CHA23104 | 2006 | Chaosium | Call of Cthulhu (Classic)
|
 TaZmania | | 2021 | SchilMil Games | AuZtralia
|
| Tcho-Tcho | CW-F5 | 2017 | Petersen Games | Cthulhu Wars
|
| Tcho-Tcho Tribes | | 2020 | Petersen Games | Cthulhu Wars
|
| Teachers and Tentacles | | 2016 | Second Thought Games | Teachers and Tentacles
|
| TekHL | | 2000 | Mind's Eye Publishing | TekHL
|
| Telegrams | | Jan 2018 | Chaosium | Call of Cthulhu (Classic)
|
 Tempestuous Orifice | 3 | n/a | Self Published | Call of Cthulhu (Classic)
|
| The Temple Drums | | Jul 2019 | Chaosium | Call of Cthulhu (Classic)
|
| Temple in the Ice | | 2000 | Self Published | Call of Cthulhu (Now)
|
| Temple of Dagon | | 2021 | Necromancer Games | Pathfinder
|
| Temple of Dagon | | 2021 | Necromancer Games | Swords and Wizadry
|
| Temple of Dagon | | 2021 | Necromancer Games | Dungeons and Dragons
|
| Temple of the Old Ones | | 2020 | Heroic Maps | None
|
| Ten | | Oct 2019 | Chaosium | Call of Cthulhu (Now)
|
| Tenants of Hell | | 2007 | Self Published | Call of Cthulhu (Rising)
|
| Tentacles? Really? | ICG7222 | 2016 | Inner City Games Designs | None
|
| Terrible New Worlds | cr6104 | 2021 | Cthulhu Reborn | d100 (APOCTHULHU)
|
| Terrible Old Man Promo * | | 2014 | Passport Game Studios | Kingsport Festival
|
| Terror | CHA0322 | 2005 | Chaosium | Call of Cthulhu (Classic)
|
| Terror Australis | | n/a | Self Published | Call of Cthulhu (Classic)
|
| Terror Australis | CHA2319 | 1987 | Chaosium | Call of Cthulhu (Classic)
|
| Terror Australis * | CHA23155 | 2018 | Chaosium | Call of Cthulhu (Classic)
|
| Terror from the Skies | CHA23128 | 2012 | Chaosium | Call of Cthulhu (Classic)
|
| Terror from the Stars | CHA2313 | 1986 | Chaosium | Call of Cthulhu (Classic)
|
| Terror in the Theatre | | 2020 | Micro RPG | Terror in the Theatre
|
 Terror in Venice | CT61 | 2013 | Fantasy Flight Games | Call of Cthulhu LCG
|
| Terror Itself | | Dec 2017 | Chaosium | Call of Cthulhu (Classic)
|
| The Terror of the Tides | CT22 | 2009 | Fantasy Flight Games | Call of Cthulhu LCG
|
| Terror on the Arkham Express * | | 2020 | Self Published | None
|
| Terrors from Beyond | CHA23113 | 2009 | Chaosium | Call of Cthulhu (Classic)
|
| Terrors of the Secret War | MUH050025AC | 2014 | Modiphius Entertainment | Call of Cthulhu (Achtung!)
|
| Test Facility 3188 | EX01 | 2007 | Self Published | Call of Cthulhu (Rising)
|
| Test Subjects | | Oct 2020 | Chaosium | Call of Cthulhu (Classic)
|
| Thastygliax's Vault | | n/a | Self Published | Mythos
|
| That Which Consumes | CT45 | 2011 | Fantasy Flight Games | Call of Cthulhu LCG
|
| Thin Jack | | 1992 | Self Published | Call of Cthulhu (Now)
|
| The Thing at the Threshold | CHA2339 | 1992 | Chaosium | Call of Cthulhu (Classic)
|
| The Thing from Jakarta | | 2002 | Self Published | Call of Cthulhu (Now)
|
| The Thing from the Shore | CT23 | 2009 | Fantasy Flight Games | Call of Cthulhu LCG
|
| The Thing in the Park | | 1996 | Self Published | Call of Cthulhu (Now)
|
| The Thing They Brought Back | | n/a | Self Published | Call of Cthulhu (Classic)
|
| Thing Torments Poet… | | May 2020 | Chaosium | Call of Cthulhu (Strange Aeons: 17th Century)
|
| The Things We Leave Behind | TTWLB | 2016 | Stygian Fox | Call of Cthulhu (Classic)
|
| The Thirteen | | n/a | Stygian Fox | Call of Cthulhu (Classic)
|
| The Thirteenth Convict | cr3005m | 2018 | Cthulhu Reborn | Call of Cthulhu (Convicts)
|
| This Old Haunted House | CHA0361 | 2008 | Chaosium | Call of Cthulhu (Classic)
|
| This Old Haunted House, Too | CHA0373 | 2009 | Chaosium | Call of Cthulhu (Classic)
|
| Thorston, The Shunned Town on the Dee | FXC-06 | 2019 | Stygian Fox | Call of Cthulhu (Gaslight)
|
| Those Within | | 2018 | Chaosium | Call of Cthulhu (Gaslight)
|
| A Thousand Shapes of Horror * | AHC40 | 2019 | Fantasy Flight Games | Arkham Horror: The Card Game
|
| The Thousand Young | CT65 | 2015 | Fantasy Flight Games | Call of Cthulhu LCG
|
| The Thrall | | 2010 | Stardust Publications | Dark Aeons
|
| Threads | THC004 | 2020 | Matakishi's Tea House | The Cthulhu Hack
|
| Threads of Fate * | AHC20 | 2018 | Fantasy Flight Games | Arkham Horror: The Card Game
|
| Three Faces of the Wendigo | JCG018 | 2017 | Just Crunch Games | The Cthulhu Hack
|
| Three Nights in Portsmouth | | 2015 | Purple Duck Games | Dungeon Crawl Classics
|
| Thro' Centuries Fixed | | 2016 | Just Crunch Games | The Cthulhu Hack
|
| Throne of the Elder Gods | | 2021 | Heroic Maps | None
|
| Through a Dream, Darkly | | Jul 2019 | Dark Trapezohedron Productions | Call of Cthulhu (Dreamlands)
|
| Through a Glass Darkly * | | 2011 | Arc Dream Publishing | Call of Cthulhu (Classic)
|
| Thrown Voices | | Jul 2021 | Chaosium | Call of Cthulhu (Classic)
|
| The Thrushmoor Terror | PZO90110 | 2016 | Paizo Publishing | Pathfinder
|
| Tickets Please | | Jan 2021 | Chaosium | Call of Cthulhu (Classic)
|
| Tides of Madness | | 2016 | Portal Games | Tides of Madness
|
| The Ties that Bind | SP1008 | 2013 | Stardust Publications | Dark Aeons
|
| Til Death Do Us Part | MAD04 | 2011 | Fantasy Flight Games | Mansions of Madness
|
| A Time for Sacrifice | NCG-TFS-HC-01 | 2020 | New Comet Games | Call of Cthulhu (Classic)
|
| Time of the Serpent | | Sep 2020 | Chaosium | Call of Cthulhu (Classic)
|
| A Time to Harvest Episode 1 | | 2016 | Chaosium | Call of Cthulhu (Classic)
|
| A Time to Harvest Episode 2 | | 2016 | Chaosium | Call of Cthulhu (Classic)
|
| A Time to Harvest Episode 3 | | 2016 | Chaosium | Call of Cthulhu (Classic)
|
| A Time to Harvest Episode 4 | | 2016 | Chaosium | Call of Cthulhu (Classic)
|
| A Time to Harvest Episode 5 | | 2016 | Chaosium | Call of Cthulhu (Classic)
|
| A Time to Harvest Episode 6 | | 2016 | Chaosium | Call of Cthulhu (Classic)
|
| Timeout | 15 | n/a | Self Published | None
|
| Timeout | 16 | n/a | Self Published | Call of Cthulhu (Classic)
|
| Timeout | 17 | n/a | Self Published | Call of Cthulhu (Classic)
|
| Timeout | 20 | n/a | Self Published | Call of Cthulhu (Classic)
|
| Timeout | 21 | n/a | Self Published | Call of Cthulhu (Classic)
|
| Timeout | 5 | n/a | Self Published | None
|
| Tiny Cthulhu | GKG-071 | 2021 | Gallant Knight Games | Tiny Cthulhu
|
| The Titan Incident | | Dec 2018 | Chaosium | Call of Cthulhu (Strange Aeons: 2189)
|
| Titas of Arkham | | 2019 | Self Published | Titas of Arkham
|
| To Eternity | | 2021 | Adreama Games | Machina Arcana
|
| To Fight the Black Wind * | NAH14 | 2018 | Fantasy Flight Games | Arkham Horror: The Card Game
|
| To Kill a Lie: 2nd Gig | | 2009 | Self Published | Framewerk (CthulhuTech)
|
| Tomb of Ash | | 2002 | Self Published | Call of Cthulhu (Now)
|
| Tomb of Nyarlathotep | | 2015 | Self Published | Dungeons and Dragons
|
| Tomes and Spells | | 2018 | Sixpence Games | Cultists of Cthulhu
|
| Tomes of Blasphemous Knowledge | | 2013 | Cakebread and Walton | Clockwork and Chivalry
, Renaissance (Dark Streets)
|
| Tomes of Cthulhu | AGT0064 | 2016 | Azukail Games | Call of Cthulhu (Classic)
|
| Tomes of Cthulhu II | AGT0089 | 2018 | Azukail Games | Call of Cthulhu (Classic)
|
| Tomes of Terror | | Jun 2018 | Chaosium | Call of Cthulhu (Classic)
|
| Too Close to Home | | Aug 2019 | Chaosium | Call of Cthulhu (Now)
|
| Torrent of Rebellion | | 2020 | Grimlord Games | The Everrain
|
| Touched by the Abyss | CT58 | 2012 | Fantasy Flight Games | Call of Cthulhu LCG
|
| Tough Gains | | 2008 | Self Published | Yellow Dawn
|
| The Tower | | 2006 | Self Published | Call of Cthulhu (Dark Ages)
|
| Tower of Hidden Doors | | 2016 | Wayward Rogues Publishing | Pathfinder
|
| Tower of Madness | | 2018 | Smirk and Dagger Games | Tower of Madness
|
| Towers of Am'harb | | 2019 | Moaideas Game Design | Towers of Am'harb
|
| The Town of Brighton | | 2015 | Wayward Rogues Publishing | Pathfinder
|
| The Town of Kirkbridges | | Apr 2020 | Chaosium | Call of Cthulhu (Now)
|
| Toying With Humans | CHA0317 | 2005 | Chaosium | Call of Cthulhu (Now)
, Call of Cthulhu (Strange Aeons: 1970s)
, Call of Cthulhu (WWII)
|
| Trade Character Sheets Promo Card | | Apr 2008 | Steve Jackson Games | Munchkin
|
| Tradetalk | 3 | 1997 | The Chaos Society | Call of Cthulhu (Classic)
|
 Trail of Cthulhu | PELGT01 | 2007 | Pelgrane Press | Trail of Cthulhu
|
| Trail of Cthulhu Condensed Rules | | n/a | Pelgrane Press | Call of Cthulhu (Classic)
|
| Trail of Cthulhu: Player's Guide | PELGT03D | 2007 | Pelgrane Press | Trail of Cthulhu
|
| Trail of the Golden Spike * | Hero 14 | 1984 | Hero Games | Call of Cthulhu (Classic)
, Justice Inc
|
| Trail of the Loathsome Slime | MM1 | 1985 | Games Workshop | Call of Cthulhu (Classic)
|
| Trail of the Monolith | | Dec 2017 | Chaosium | Call of Cthulhu (Classic)
|
| The Trail of Tsathoggua | CHA2308 | 1984 | Chaosium | Call of Cthulhu (Classic)
|
| The Transactions of the Royal Martian Geographical Society | 1 | 1991 | Self Published | Call of Cthulhu (Gaslight)
, Space 1889
|
| The Transactions of the Royal Martian Geographical Society | 2 | 1991 | Self Published | Call of Cthulhu (Gaslight)
, Space 1889
|
| The Transactions of the Royal Martian Geographical Society | 3 | 1992 | Self Published | Call of Cthulhu (Gaslight)
|
| The Transactions of the Royal Martian Geographical Society | 4 | 1992 | Self Published | Call of Cthulhu (Gaslight)
, Space 1889
|
| The Transition of Ludvig Prinn | | 2015 | Self Published | Trail of Cthulhu
|
| A Translation of Evil | SG-MT3 | 2012 | Spectrum Games | Macabre Tales
|
| The Transmigration of the Emerald Lama | | May 2020 | Chaosium | Call of Cthulhu (Now)
|
| Treasure for the Watcher | | Sep 2021 | Chaosium | Call of Cthulhu (Wild West)
|
| The Trellborg Monstrosities | MPS01021C | 2013 | Modiphius Entertainment | Call of Cthulhu (Achtung!)
|
| The Trellborg Monstrosities | MPS01021S | 2013 | Modiphius Entertainment | Savage Worlds (Achtung!)
|
| tremulus | | 2012 | Reality Blurs | tremulus
|
| Trials of Boozer | | Oct 2021 | Chaosium | Call of Cthulhu (Classic)
|
| Tribal Dance | | n/a | Self Published | Call of Cthulhu (Now)
|
| Tricolour Terror | cr3005b | 2016 | Cthulhu Reborn | Call of Cthulhu (Convicts)
|
| Trilogy of Awesome + 1 | ToA+1 | 2016 | Kort'thalis Publishing | Crimson Dragon Slayer
, The Outer Presence
|
| Trilogy of Awesome Returns + 1 | ToAR+1 | 2017 | Kort'thalis Publishing | The Outer Presence
|
| The Trismegistus Club | | 2010 | Miskatonic River Press | Call of Cthulhu (Gaslight)
|
| Trizine | 3 | n/a | Self Published | Call of Cthulhu (Classic)
|
| Trizine | 2 | 1986 | Self Published | Call of Cthulhu (Classic)
|
| Trouble in Pinewood | | Jul 2021 | Chaosium | Call of Cthulhu (Classic)
|
| Trouble in Threes - Spring | | May 2019 | Chaosium | Call of Cthulhu (Now)
|
| Trouble in Threes - Summer | | Jul 2019 | Chaosium | Call of Cthulhu (Now)
|
| Trutz Blanke Hans | | Aug 2021 | Chaosium | Call of Cthulhu (Classic)
|
| Tuesday Terribles | 1 | Sep 2007 | Chaosium | Call of Cthulhu (Classic)
|
| Tuesday Terribles | 2 | Sep 2007 | Chaosium | Call of Cthulhu (Classic)
|
| Tuesday Terribles | 3 | Sep 2007 | Chaosium | Call of Cthulhu (Classic)
|
| Tuesday Terribles | 4 | Sep 2007 | Chaosium | Call of Cthulhu (Classic)
|
| Tuesday Terribles | 5 | Oct 2007 | Chaosium | Call of Cthulhu (Classic)
|
| Tuesday Terribles | 6 | Oct 2007 | Chaosium | Call of Cthulhu (Classic)
|
| Tuesday Terribles | 7 | Oct 2007 | Chaosium | Call of Cthulhu (Classic)
|
| Tuesday Terribles | 8 | Oct 2007 | Chaosium | Call of Cthulhu (Classic)
|
| Turbulence | WDF33403 | 2014 | WildFire Games | The Void
|
| The Turbulent Mason | cr3005n | 2018 | Cthulhu Reborn | Call of Cthulhu (Convicts)
|
| Turn to Stone | | 2007 | Self Published | Call of Cthulhu (Classic)
|
| The Twilight Beckons | CT40 | 2011 | Fantasy Flight Games | Call of Cthulhu LCG
|
| Twilight Flood | | 2020 | Grimlord Games | The Everrain
|
| Twilight Horror | CT26 | 2009 | Fantasy Flight Games | Call of Cthulhu LCG
|
| Twilight Memoirs | CHA0325 | 2005 | Chaosium | Call of Cthulhu (Classic)
|
| The Two-Headed Serpent | CHA23125 | 2017 | Chaosium | Call of Cthulhu (Classic)
|