| Title | Code | Date | Publisher | System (Setting) |
|---|
 The Wages of Sin * | AHC31 | 2019 | Fantasy Flight Games | Arkham Horror: The Card Game |
 The Wailer Below | CT37 | 2010 | Fantasy Flight Games | Call of Cthulhu LCG |
| Wake Up, Cthulhu! | | 2015 | GDM Games | Wake Up, Cthulhu! |
 Walk Among Us | | Aug 2021 | Chaosium | Call of Cthulhu (Classic) |
| A Walk in the Pines | | 2024 | Daylight Publications | dayLITE |
 Walker in the Wastes | PAG1002 | 1994 | Pagan Publishing | Call of Cthulhu (Classic) |
| Walker in the Wastes Player Aid Kit | WWPA | 1994 | Pagan Publishing | Call of Cthulhu (Classic) |
| Walking the Streets of Arkham | | Oct 2025 | Chaosium | Call of Cthulhu (Now) |
| Walpurgis Night | | Apr 2025 | Hollow Land | Call of Cthulhu (Strange Aeons) [1666] |
| Wandering Souls | | Mar 2026 | Chaosium | Call of Cthulhu (Strange Aeons) [Fantasy World] |
| War Buddy | | 1998 | Self Published | Call of Cthulhu (Classic) |
| War from the Stars | E1 | 2024 | BRW Games | Adventures Dark and Deep |
| War of the Outer Gods * | AHC59 | 2020 | Fantasy Flight Games | Arkham Horror: The Card Game |
| Wardens | | 2019 | Raven Tales | Wardens |
| The Watchers in the Sky | PELGT11 | 2010 | Pelgrane Press | Trail of Cthulhu |
| The Waters Over Heaven * | | 2003 | Self Published | Call of Cthulhu (Classic) |
| Waves to Vistas Unknown | | Jul 2024 | Chaosium | Call of Cthulhu (Now) |
| The Way It Went Down * | | 2018 | Arc Dream Publishing | Delta Green |
| The Way it Went Down Volume 2 * | APU8013 | Apr 2023 | Arc Dream Publishing | Delta Green |
 The Way, The Truth and the Dice | 2 | Jan 2000 | Christian Gamers Guild | Call of Cthulhu (Classic) |
| We All Go Mi-Go!!! | | Aug 2024 | Chaosium | Call of Cthulhu (Classic) |
| We Are All Savages | | Dec 2019 | Chaosium | Call of Cthulhu (Strange Aeons) [1760] |
| We Dream of Flying | | Aug 2023 | Chaosium | Call of Cthulhu (Now) |
| We Have Been, We Are, We Will Be * | SFX-3003 | 2018 | Stygian Fox | Call of Cthulhu (Classic) |
| A Wealth of Knowledge | | May 2019 | Chaosium | Call of Cthulhu (Classic) |
| Weaponised Relic - Arnimor DUAL final plus | | 2012 | Self Published | CthulhuTech |
| Weapons and Artifacts Deck | CHA23139-KD4 | 2016 | Chaosium | Call of Cthulhu (Classic) |
| Weapons and Artifacts Deck * | CHA23184-KD4 | Sep 2024 | Chaosium | Call of Cthulhu (Classic) |
| Weapons and Relics Art Pack | | Dec 2017 | Chaosium | Call of Cthulhu (Classic) |
| The Weapons Compendium | COMP | 1993 | Pagan Publishing | Call of Cthulhu (Classic) |
| Weapons Guide | | 2012 | Stardust Publications | Dark Aeons |
| Weaver of the Cosmos * | AHC44 | 2020 | Fantasy Flight Games | Arkham Horror: The Card Game |
| Web of Shadows | YH-C-10 | Aug 2025 | Chaosium | Call of Cthulhu (Now) |
 A Web Page from a Friend | | | Self Published | Mythos |
| The Weekend Retreat | | | Drakat Games | Call of Cthulhu (Classic) |
| The Weekly Rambler | 1 | May 2023 | Chaosium | Call of Cthulhu (Regency) |
| Weird and Cosmic Horror Ref | | 2021 | Self Published | None |
| Weird Frontiers | | 2021 | Stiff Whiskers Press | Weird Frontiers |
| Weird Tales of British Colonies in the New World | WeirdTales19-09 | 2019 | Halfling Caravan Games | Beta Maxx |
| Weird Tales of Europe | WeirdTales19-08 | 2019 | Halfling Caravan Games | Beta Maxx |
| Weird Tales of the French Colonies in the New World | WeirdTales19-10 | 2019 | Halfling Caravan Games | Beta Maxx |
| Weird, Eldritch Creature Name Generator | | 2019 | Azukail Games | None |
| A Welcome in the Hills | | 2008 | Self Published | Call of Cthulhu (Now) |
| Welcome to Campthulhu | | 2022 | Brickslinger Games | Powered by the Apocalypse |
| Welcome to Little Creek | | Apr 2023 | Chaosium | Call of Cthulhu (Classic) |
| Welcome to Lovecraft Country | | 2012 | Self Published | Fiasco Classic |
 Welcome to Promise Starter Set | | 2026 | Edge Studio | Arkham Horror: The Roleplaying Game |
| Welcome to Silkwood Motel | | Feb 2026 | Chaosium | Call of Cthulhu (Classic) |
| Welcome to the Kraven-Hammer Mall | | Mar 2024 | Chaosium | Call of Cthulhu (Now) |
| The Well | | 1999 | Self Published | Call of Cthulhu (Now) |
| The Well of All Fear | | May 2023 | Chaosium | Call of Cthulhu (Regency) |
| Wendigo Hunt | | Apr 2023 | Chaosium | Call of Cthulhu (Classic) |
| The Wernicke Boxes | | Apr 2019 | Chaosium | Call of Cthulhu (Classic) |
| What Grows Within | PZO90113 | 2016 | Paizo Publishing | Pathfinder |
| What Lies Beneath | 1 | Aug 2002 | Self Published | Call of Cthulhu (Now), Call of Cthulhu (Classic) |
| What Lies Beneath the Skin | | Jan 2021 | Chaosium | Call of Cthulhu (Gaslight) |
| What Lies Beyond? | SP1004 | 2011 | Stardust Publications | Dark Aeons |
| What Rough Beast | | Dec 2021 | Chaosium | Call of Cthulhu (Classic) |
| What Shall I Do to Shun the Snares of Death | | 2011 | Self Published | Call of Cthulhu (Delta Green), Call of Cthulhu (Invictus) |
| What the Fu?! | | Oct 2021 | Chaosium | Call of Cthulhu (Now) |
| What Waits in Darkness | GOM-6 | Jan 2026 | Siegbreaker Games | Gateways Into Madness |
| What's in the Cellar? | | 2017 | Chaosium | Call of Cthulhu (Classic) |
| Whatever Happened to Alicia Thorne? | FXC-13 | 2020 | Stygian Fox | Call of Cthulhu (Now) |
| When Angels Weep | | Dec 2022 | Chaosium | Call of Cthulhu (Classic) |
| When the Light Goes Out | | Feb 2019 | Chaosium | Call of Cthulhu (Now) |
| When They Come | | Feb 2021 | Chaosium | Call of Cthulhu (Classic) |
| When Tides Are Right | | Sep 2025 | Chaosium | Call of Cthulhu (Classic) |
| Where Doom Awaits * | AHC07 | 2017 | Fantasy Flight Games | Arkham Horror: The Card Game |
| Where Dreams Take Root | | Oct 2025 | Chaosium | Call of Cthulhu (Classic) |
| Where Madness Watches | | Jul 2025 | Chaosium | Call of Cthulhu (Now) |
| Where Secrets Lie | SP1009 | 2013 | Stardust Publications | Dark Aeons |
| Where the Gods Dwell * | AHC43 | 2020 | Fantasy Flight Games | Arkham Horror: The Card Game |
| Whether the Cat is Black or White | | 2024 | Trollgodfather Press | Tunnels and Trolls |
| Whim of the Elder Gods Promo Card | | Oct 2017 | Steve Jackson Games | Munchkin |
| The Whisper Out of Time | PZO90112 | 2016 | Paizo Publishing | Pathfinder |
 The Whisperer | 1 | Sum 1999 | Severn Valley Press | Call of Cthulhu (Classic) |
| The Whisperer | 2 | Spr 2000 | Severn Valley Press | Call of Cthulhu (Classic) |
| The Whisperer | 3 | Aut 2000 | Severn Valley Press | Call of Cthulhu (Classic) |
| The Whisperer | 4 | Spr 2001 | Severn Valley Press | Call of Cthulhu (Classic) |
| The Whisperer | 5 | Aut 2003 | Severn Valley Press | Call of Cthulhu (Classic) |
| The Whisperer and Darkness | | 2018 | Fourth Wish Games | The Whisperer and Darkness |
| The Whispers Beneath the Abbey | | Dec 2024 | Chaosium | Call of Cthulhu (Dark Ages) |
| Whispers from the Abyss | T-4 | 1984 | Theatre of the Mind Enterprises | Call of Cthulhu (Classic) |
| Whispers from the Bramble's Heart | | Mar 2025 | Chaosium | Call of Cthulhu (Classic) |
| Whispers from Wavering Hills | | Nov 2021 | Chaosium | Call of Cthulhu (Classic) |
| Whispers in the Dark | 0003 | Oct 1993 | Triad Entertainments | Call of Cthulhu (Now) |
| Whispers in the Dark | CT34 | 2010 | Fantasy Flight Games | Call of Cthulhu LCG |
| Whispers in the Dark Quickstart | WitDQS | 2020 | Saturday Morning Scenarios | Dungeons and Dragons |
| Whispers in the Frostbound Woods | | Nov 2025 | Chaosium | Call of Cthulhu (Strange Aeons) [1941] |
| Whispers of Harlem | DHSP2 | 2018 | Darker Hue Studios | Call of Cthulhu (Classic), Trail of Cthulhu |
| Whispers of the Dark Mother Players' Guide | | 2016 | Wayward Rogues Publishing | Pathfinder |
| Whispers of the Dead | 1 | Mar 2022 | Staggered Amusement Machine | Delta Green |
| Whispers of the Dead | 2 | Apr 2022 | Staggered Amusement Machine | Delta Green |
| Whispers of the Dead | 3 | May 2022 | Staggered Amusement Machine | Delta Green |
| Whispers of the Old Ones | | 2023 | Studio M | Pathfinder |
| Whistleblower | | Nov 2019 | Chaosium | Call of Cthulhu (Now) |
| Whistling Bones | | Oct 2024 | Chaosium | Call of Cthulhu (Strange Aeons) [1861] |
| The White Circle | YH-C-2 | Nov 2024 | Chaosium | Call of Cthulhu (Classic) |
| White Dwarf | 42 | Jun 1983 | Games Workshop | None |
| White Dwarf | 43 | Jul 1983 | Games Workshop | None |
| White Dwarf | 50 | Feb 1984 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 56 | Aug 1984 | Games Workshop | Call of Cthulhu (Strange Aeons) [Future] |
| White Dwarf | 60 | Dec 1984 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 62 | Feb 1985 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 63 | Mar 1985 | Games Workshop | Call of Cthulhu (Now) |
| White Dwarf | 64 | Apr 1985 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 66 | Jun 1985 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 67 | Jul 1985 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 68 | Aug 1985 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 69 | Sep 1985 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 70 | Oct 1985 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 71 | Nov 1985 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 72 | Dec 1985 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 73 | Jan 1986 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 74 | Feb 1986 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 75 | Mar 1986 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 77 | May 1986 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 79 | Jul 1986 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 80 | Aug 1986 | Games Workshop | Advanced Dungeons and Dragons, Call of Cthulhu (Classic) |
| White Dwarf | 81 | Sep 1986 | Games Workshop | Advanced Dungeons and Dragons, Call of Cthulhu (Classic) |
| White Dwarf | 83 | Nov 1986 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 84 | Dec 1986 | Games Workshop | None |
| White Dwarf | 86 | Feb 1987 | Games Workshop | Call of Cthulhu (Now) |
| White Dwarf | 87 | Mar 1987 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 88 | Apr 1987 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 89 | May 1987 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 90 | Jun 1987 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 91 | Jul 1987 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 93 | Sep 1987 | Games Workshop | Warhammer Fantasy Roleplay, Call of Cthulhu (Classic), MERP |
| White Dwarf | 94 | Oct 1987 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 97 | Jan 1988 | Games Workshop | Call of Cthulhu (Classic) |
| White Dwarf | 99 | Mar 1988 | Games Workshop | Call of Cthulhu (Classic) |
| The White War | cr3007 | Dec 2023 | Cthulhu Reborn | Cthulhu Eternal |
| White Wolf | 4 | Oct 1986 | White Wolf Games | Call of Cthulhu (Classic) |
| White Wolf | 7 | 1987 | White Wolf Games | Call of Cthulhu (Classic) |
| White Wolf | 12 | Oct 1988 | White Wolf Games | Call of Cthulhu (Classic) |
| White Wolf | 18 | Dec 1988 | White Wolf Games | Call of Cthulhu (Classic) |
| White Wolf | 23 | Oct 1990 | White Wolf Games | Call of Cthulhu (Classic) |
| White Wolf | 29 | Oct 1992 | White Wolf Games | Call of Cthulhu (Classic) |
| White Wolf | 48 | Oct 1994 | White Wolf Games | Call of Cthulhu (Classic) |
| The Whitfield House Haunting | | Dec 2022 | Chaosium | Call of Cthulhu (Classic) |
| Wicker Hollow | | Jul 2024 | Chaosium | Call of Cthulhu (Now) |
| Wild Dog Gorge | | 2008 | Self Published | Yellow Dawn |
| The Wild Hunt | | 2021 | Stygian Fox | Call of Cthulhu (Classic) |
| Wild West NPC Generator | | 2021 | Pink Dice Bag Publishing | Call of Cthulhu (Darker Trails) |
| The Wilder Parts of the Forest | | 2016 | Self Published | Lovecraftesque |
| Wilderland | cr6105 | Dec 2025 | Cthulhu Reborn | APOCTHULHU |
| The Will of Oscar Drummond | | Oct 2021 | Chaosium | Call of Cthulhu (Classic) |
| The Will of the Dead | | Sep 2025 | Chaosium | Call of Cthulhu (Classic) |
| Will's Island | | 1998 | Self Published | Call of Cthulhu (Now) |
| William Bailey's Haunted Mansion | | Oct 2023 | Chaosium | Call of Cthulhu (Gaslight) |
| Window of the Mind | | 2001 | Self Published | Call of Cthulhu (Now) |
| The Windwalker | CW-F3 | 2015 | Petersen Games | Cthulhu Wars |
| Winifred Habbamock * | AHC49 | 2020 | Fantasy Flight Games | Arkham Horror: The Card Game |
| Wishing Ring Promo Card | | Jun 2015 | Steve Jackson Games | Munchkin |
| The Witch Cult Murders | | 2017 | Ludonova | Arkham Noir |
| Witch of Salem | MFG3309 | 2008 | Mayfair Games | Witch of Salem |
| The Witchcraft Skull | | Dec 2024 | Chaosium | Call of Cthulhu (Classic) |
| Witches of N'Kai | | 2009 | Self Published | Witches of N'Kai |
| The Witches of Navarre | | Oct 2020 | Chaosium | Call of Cthulhu (Strange Aeons) [17th Century] |
| Witchfinder * | SKP0921 | 2009 | Skirmisher Publishing | Call of Cthulhu (Classic) |
| With Friends Like These | | 2019 | Third Eye Games | H P Lovecraft Preparatory Academy |
| The Withering Rhyme | | Jun 2025 | Chaosium | Call of Cthulhu (Classic) |
| Within the Woods | SESA1 | 2008 | Frost Interactive | Call of Cthulhu (Delta Green) |
| Without Warning | | Mar 2021 | Chaosium | Call of Cthulhu (Atomic) |
| The Wolf in the Labyrinth | | Nov 2022 | Chaosium | Call of Cthulhu (Classic) |
| The Wolf Who Cried Boy | | Dec 2021 | Librarians and Leviathans | Cthulhu Eternal |
| Wolves in the Henhouse | | Aug 2025 | Chaosium | Call of Cthulhu (Strange Aeons) [Cold War] |
| The Wolves of Wheeling | | Dec 2024 | Chaosium | Call of Cthulhu (Darker Trails) |
| The Wombwell Stones | | Jan 2021 | Chaosium | Call of Cthulhu (Classic) |
| Women of the French Revolution | | 2023 | Chaosium | Call of Cthulhu (Strange Aeons) [French Revolution] |
| The Wonder at Mercury | | 2016 | Xipe Totec Press | Cthulhu Dark, Trail of Cthulhu, Delta Green, Call of Cthulhu (Now) |
| Woodson Pond | | 1999 | Self Published | Call of Cthulhu (Now) |
| Words of Power | CT54 | 2012 | Fantasy Flight Games | Call of Cthulhu LCG |
| The Works of I.G. Payne | | Apr 2021 | Chaosium | Call of Cthulhu (Gaslight) |
| World of Cthulhu | | 2005 | Self Published | The World of Darkness |
| World of Cthulhu | | Mar 2023 | Cliff Hanger | World of Cthulhu |
| The World of Necronomicon | | Jun 2020 | Chaosium | Call of Cthulhu (Now) |
| World War Cthulhu: Cold War | CB71970 | 2016 | Cubicle 7 | Call of Cthulhu (Cold War) |
| World War Cthulhu: Cold War - Covert Actions | CB71972 | 2017 | Cubicle 7 | Call of Cthulhu (Cold War) |
| World War Cthulhu: Cold War - Our American Cousins | CB71973 | 2017 | Cubicle 7 | Call of Cthulhu (Cold War) |
| World War Cthulhu: Cold War - Section 46 Operations Manual | CB71971 | 2016 | Cubicle 7 | Call of Cthulhu (Cold War) |
| World War Cthulhu: Europe Ablaze | CB71940 | 2014 | Cubicle 7 | Call of Cthulhu (WWII) |
| World War Cthulhu: London | CB71941 | 2016 | Cubicle 7 | Call of Cthulhu (WWII) |
| World War Cthulhu: The Darkest Hour | CB71939 | 2013 | Cubicle 7 | Call of Cthulhu (WWII) |
| World War Cthulhu: The SOE Handbook | CB71942 | 2015 | Cubicle 7 | Call of Cthulhu (WWII) |
| Worlds of Catthulhu | COCAT03 | 2015 | CATTHULHU.com | Call of Cthulhu (Cathulhu) |
| Worlds of Cthulhu | 1 | Aug 2004 | Pegasus Press | Call of Cthulhu (Classic) |
| Worlds of Cthulhu | 2 | Feb 2005 | Pegasus Press | Call of Cthulhu (Classic) |
| Worlds of Cthulhu | 3 | Jun 2005 | Pegasus Press | Call of Cthulhu (Classic) |
| Worlds of Cthulhu | 4 | Jan 2006 | Pegasus Press | Call of Cthulhu (Classic) |
| Worlds of Cthulhu | 5 | Jan 2007 | Pegasus Press | Call of Cthulhu (Classic) |
| Worlds of Cthulhu | 6 | Jan 2009 | Pegasus Press | Call of Cthulhu (Classic) |
| The Worm of Wall Street | | Nov 2023 | Chaosium | Call of Cthulhu (Now) |
| The Worms of Nergal | | 2025 | WildFire Games | CthulhuTech |
 Wrath of the Gods | EW02 | 2015 | Fantasy Flight Games | The End of the World |
| Wrestlenomicon | | 2019 | Arc Dream Publishing | Wrestlenomicon |
| The Writer | | 2017 | Cthulhu Project | The Writer |
| Writers in the Darkness | | 2020 | Self Published | Writers in the Darkness |
| Written and Bound | CT53 | 2012 | Fantasy Flight Games | Call of Cthulhu LCG |
| The Wrong | | 1996 | Self Published | Call of Cthulhu (Now) |
| wtimmins.tripod.com | | | Self Published | Big Eyes Small Mouth, Call of Cthulhu (End Time), Unknown Armies, Call of Cthulhu (Delta Green), Call of Cthulhu (Classic) |
| www.eerie.fr/~alquier | | | Self Published | Call of Cthulhu (Classic) |
| www.kisa.ca/vtm | | | Self Published | Vampyre the Masquerade, Call of Cthulhu (Classic) |
| www.onr.com/user/bturner | | | Self Published | Call of Cthulhu (Classic) |
| www.skinner.demon.co.uk/aidan/common/ | | | Self Published | Call of Cthulhu (Classic) |
| Wyrd Sails | | 2022 | Self Published | Everywhen |
| The Wystdovja Vale Gazetteer | | Sep 2020 | Chaosium | Call of Cthulhu (Gaslight) |