You have to keep the doors to the Outside from swinging open – no matter what the cost in life or sanity. You have to go wherever the answers are, and do what needs to be done to protect humanity. But do you dare to follow… the trail of Cthulhu?

Downloads & Resources

Here you’ll find official materials as well as useful game resources and play aids. A link to a third-party site doesn’t mean that we agree with or endorse all of the opinions on that site.

  • Download the Trail of Cthulhu condensed rules PDF by Tony Williams
  • Download the Trail of Cthulhu condensed rules PDF, translated into Korean by W.W.
  • Trail of Cthulhu Cheat Sheet by Yunus Wesley
  • Vade Mecum de Vestigio Cthulhus, a quick reference rules guide by Tony Williams
  • Download a fillable PDF Investigator Matrix.
  • Download a Keeper’s Investigator Ability Matrix (A4) by Tony Williams.
  • Download a Keeper’s Investigator Ability Matrix (US letter) by Tony Williams.
  • Download a fillable Keeper’s Investigator Ability Matrix (A4) by Tony Williams.
  • Download a fillable Keeper’s Investigator Ability Matrix (US letter) by Tony Williams.
  • Download Stunning Eldritch Tales hand-outs.
  • Download a map of the Cleveland Torso Murders by Enrique Esturillo
  • High-resolution maps of Cleveland for the ToC example adventure.
  • Download Arkham Detective Tales hand-outs
  • The Armitage Files handouts (for purchasers for the Armitage Files only). The password of the zip file is the first word on page 38 of The Armitage Files.
  • The Armitage Files Excel spreadsheet of all the NPCs, organisations, places and magical tomes, thanks to Scott C Bourgeois. Download it here.
  • The Armitage Files mind map (note – contains spoilers!), created by Scott Nickell using FreeMind (external link). Download it here.
  • Download the character sheet and other forms as a small PDF.
  • Download the Cthulhu Apocalypse Character Sheet.
  • Download a character sheet formatted for A4 by Przemyslaw ‘Marksjus’ Ryba.
  • Download a two-page character sheet.
  • Download a character sheet that includes the Magic ability from Rough Magicks.
  • Download a simple, black-and-white character sheet with no background.
  • Download another two-page character sheet.
  • Download a fillable PDF character sheet, courtesy of Josh Clark – Myca in our forums
  • Download a fillable PDF character sheet (A4) by Tony Williams.
  • Download a fillable PDF character sheet (US letter) by Tony Williams.
  • Download a Pulp character sheet (A4) by Tony Williams.
  • Download a Pulp character sheet (US letter) by Tony Williams.
  • Download a Purist character sheet (A4) by Tony Williams
  • Download a Purist character sheet (US letter) by Tony Williams.
  • Download an antiqued blank character sheet by Joachim Stjernberger
  • Download an antiqued character sheet with a period male character portrait by Joachim Stjernberger
  • Download an antiqued character sheet with a period male character portrait by Joachim Stjernberger
  • Download an antiqued character sheet with a period male character portrait by Joachim Stjernberger
  • Download an antiqued character sheet with a period male character portrait by Joachim Stjernberger
  • Download an antiqued character sheet with a period male character portrait by Joachim Stjernberger
  • Download an antiqued character sheet with a period male character portrait by Joachim Stjernberger
  • Download an antiqued character sheet with a period female character portrait by Joachim Stjernberger
  • Download an antiqued character sheet with a period female character portrait by Joachim Stjernberger
  • Download Dreamhounds of Paris character sheets with surrealist images by John Potts
  • Download Dreamhounds of Paris character sheet (A4) by Tony Williams.
  • Download Dreamhounds of Paris character sheet (US letter) by Tony Williams.

Adventures and campaigns

  • Download a free adventure by Will Hindmarch, The Murderer of Thomas Fell, as a zip file from here.
  • The RPGGeek GUMSHOE competition-winning Purist adventure, The Keepers of the Woods by Frederick Foulds, is available to download now.
  • Altus Affero is a campaign frame for Trail of Cthulhu, based around an occult journal.

Call of Cthulhu Adventure Conversions

Chaosium and other companies have very kindly agreed to let us put conversion notes for their excellent adventures up here for ToC users. You’ll need the original CoC adventure, of course! Special thanks to Arseny Kuznetsov for this section.

Trail of Cthulhu Adventure Conversions

And the other way around; here, our Trail of Cthulhu adventures have been converted for Chaosium’s classic Call of Cthulhu. You’ll still need the original Trail of Cthulhu adventures to play these!

  • An in-depth review of Trail of Cthulhu by wired.com
  • review of Trail of Cthulhu by orgecave.com
  • review of Trail of Cthulhu by shutupandsitdown.com

Be warned – these links will contain game spoilers, so if you haven’t read the campaign or you’re hoping to play it, don’t read these!

Latest Trail of Cthulhu articles

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Showing 1–30 of 33 results

$8.75$18.95

Authors: Gareth Ryder-Hanrahan

Cover Artists: Jérôme Huguenin

Pages: 109

$30.00

Authors: Robin D. Laws

Cover Artists: Sarah Wroot

Pages: 184

$19.95$34.95

Authors: Kenneth Hite

Cover Artists: Jérôme Huguenin

Pages: 184

$20.95$34.95

Authors: Graham Walmsley, Gareth Ryder-Hanrahan

Cover Artists: Alessandro Alaia

Pages: 216

$65.00

Authors: Graham Walmsley, Gareth Ryder-Hanrahan

Cover Artists: Alessandro Alaia

Pages: 216

$20.95$34.95

Authors: Gareth Ryder-Hanrahan

Cover Artists: Gislaine Avila, Jesús A. Blones, Marine Cegalerba, Jen McCleary, Kennedy Cooke-Garza, Lauren Covarrubias, Lee Dawn, Nyra Drakae, Marisa Erven, Quintin Gleim, Jérôme Huguenin, Ethan Lee, Erica Leveque, David Lewis Johnson, Amanda Makepeace, Valentina Filic (xAngelusNex), Georgia Roan, Anna Rogers, Karolina Wegrzyn

Pages: 224

$65.00

Authors: Gareth Ryder-Hanrahan

Cover Artists: Gislaine Avila, Jesús A. Blones, Marine Cegalerba, Jen McCleary, Kennedy Cooke-Garza, Lauren Covarrubias, Lee Dawn, Nyra Drakae, Marisa Erven, Quintin Gleim, Jérôme Huguenin, Ethan Lee, Erica Leveque, David Lewis Johnson, Amanda Makepeace, Valentina Filic (xAngelusNex), Georgia Roan, Anna Rogers, Karolina Wegrzyn

Pages: 224

$20.95$34.95

Authors: Robin D. Laws, Kenneth Hite, Steve Dempsey

Cover Artists: Tyler Clark, Ben Felten, Emilien Francois, Melissa Gay, Jérôme Huguenin, Leah Huete, Rachel A. Kahn, Anna Kryczkowska, David Lewis Johnson, Pat Loboyko, Rich Longmore, Jeff Porter, Patricia Smith, Jeff Strand

Pages: 160

$47.75

Authors: Robin D. Laws, Kenneth Hite, Steve Dempsey

Cover Artists: Jérôme Huguenin, Sarah Wroot

Interior Artists: Tyler Clark, Ben Felten, Emilien Francois, Melissa Gay, Jérôme Huguenin, Leah Huete, Rachel A. Kahn, Anna Kryczkowska, David Lewis Johnson, Pat Loboyko, Rich Longmore, Jeff Porter, Patricia Smith, Jeff Strand, Sarah Wroot

$12.95$19.95

Authors: Adam Gauntlett

Cover Artists: Jérôme Huguenin, Leah Huete, Phil Reeves

Pages: 96

$24.95$49.95

Authors: Will Hindmarch, Jeff Tidball, Jeremy Keller

Cover Artists: Alessandro Alaia, Leah Huete, Jérôme Huguenin, David Lewis Johnson, Phil Reeves

Pages: 396

$80.00

Authors: Will Hindmarch, Jeff Tidball, Jeremy Keller

Cover Artists: Alessandro Alaia, Leah Huete, Jérôme Huguenin, David Lewis Johnson, Phil Reeves

Pages: 396

$15.95

Authors: James Semple

Cover Artists: Wil Wheaton, Marie-Anne Fischer, Yaiza Varona, Mike Torr

$24.95$49.95

Authors: Kenneth Hite, Gareth Ryder-Hanrahan, Becky Annison, Helen Gould, Ruth Tillman

Cover Artists: Gislaine Avila, Ethan Black, Gennifer Bone, Mark Bulahao, Wagner Chrissante, Tyler Clark, Kennedy C. Garza, Dean Engelhardt, Jorge Fernández Sanz, Quintin Gleim, Heather Landry, Jeff Porter, Georgia Roan, Anna Rogers, Ian Schofield, Patricia Smith, Kellianne Stakenas, Kyle Strahm, Piya Wannachaiwong

Pages: 368

$8.50$21.95

Authors: Simon Carryer

Cover Artists: Jérôme Huguenin

Pages: 68

$20.95$34.95

Authors: Kenneth Hite, Adam Gauntlett, Robin D. Laws, Steven S. Long, Emma Marlow, Lauren Roy, Matthew Sanderson, Jeff Tidball, Tristan J. Tarwater, Bill White

Cover Artists: Jérôme Huguenin, David Lewis Johnson

Pages: 240

$16.95$24.95

Authors: Adam Gauntlett, Jason Morningstar, Robin D. Laws

Cover Artists: Jérôme Huguenin, Phil Reeves, Olli Hihnala

Pages: 184

$16.95$24.95

Authors: Adam Gauntlett, Lauren Roy, Chris Spivey, Ruth Tillman, Aaron Vanek

Cover Artists: Jérôme Huguenin, Stefano Azzalin, Jesús Blones, Nyra Drakae, Valentina Filic, Christine Griffin, Brittany Heiner, Dave Lewis Johnson, Rich Longmore, Olivia Ongai, Gillian Pearse, Miguel Santos, Ernanda Souza, Alicia Vogel.

Pages: 168

$16.95$24.95

Authors: Adam Gauntlett, Jason Morningstar, Bill White

Cover Artists: Jérôme Huguenin

Pages: 160

$5.95$9.95

Authors: Kenneth Hite

Cover Artists: Jérôme Huguenin

Pages: 40

$19.95$34.95

Authors: Robin D. Laws, Kenneth Hite

Cover Artists: Jérôme Huguenin

Pages: 192

$8.95$17.95

Authors: Adam Gauntlett

Cover Artists: Jérôme Huguenin, Melissa Gay

Pages: 72

$16.95$33.95

Authors: Robin D. Laws

Cover Artists: Jérôme Huguenin

Pages: 150

$12.95$19.95

Authors: Robin D. Laws

Cover Artists: Sarah Wroot

Pages: 184

$12.95$19.95

Authors: Paula Dempsey

Cover Artists: Sarah Wroot

Pages: 146

$11.95$22.95

Authors: Graham Walmsley, Scott Dorward

Cover Artists: Jérôme Huguenin

Pages: 128

$5.95

Authors: Adam Gauntlett

Cover Artists: Pat Loboyko, Eric Quigley

Pages: 32

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