et al Keith Herber · K. Herber · Kate Harper · Kathy Harper · Keith Harper · Keith Herber (Introduction)
Chaosium · HarperCollins · Miskatonic River Press · Pegasus Spiele · White Wolf Publishing
| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Clanbook: Tremere | 978-1-56504-115-8 | 1995 | ||
| Cthulhu Arkham: Hexenstadt am Miskatonic | 978-3-939794-81-3 | 2006 | Sam Johnson · Mark Morrison · Richard Watts · Mervy Boyd · John B. Monroe | |
| Cthulhu, Horror-Rollenspiel, Abenteuerbände, In Labyrinthen | 978-3-930635-63-4 | 2001 | Wolfgang Schiemichen · Ed Gore · Howard Ph. Lovecraft | |
| Cthulhu, Horror-Rollenspiel, limitierte Vorzugsausgabe | 978-3-930635-14-6 | 1999 | Sandy Peters · Lynn Willis | |
| Cthulhu Now: Modern Adventures and Background for Call of Cthulhu Roleplaying/3307 | 978-0-933635-51-7 | 1992 | William A. Barton · Peter Corless · Jeff Okamoto · Petersen | |
| Dark Prince | 978-0-06-105422-8 | 1994 | ||
| Dead But Dreaming | 978-0-9821818-0-5 | 2008 | Kevin Ross | |
| Grauen in Arkham | 978-3-939794-89-9 | 2009 | Geoff Gillan · Sam Johnson · Todd Kingrea · Mark Morrison · Richard Watts | |
| H.P. Lovecraft's Arkham: Unveiling the Legend-Haunted City | 978-1-56882-165-8 | 2003 | Mark Morrison · Richard Watts · Mervyn Boyd | |
| H.P. Lovecraft's Dunwich: Return to the Forgotten Village | 978-1-56882-164-1 | 2002 | ||
| Mansions of Madness | 978-1-56882-211-2 | 2007 | Michael DeWolfe · Wesley Martin · Mark Morrison · Penelope Love · Lian Routt · Fred Behrendt | |
| Prince Of The City | 978-1-56504-820-1 | 1995 | ||
| Spawn Of Azathoth: Herald of the End Of Time | 978-1-56882-178-8 | 2005 | ||
| The 1920s Investigator's Companion: A Core Game Book for Players | 978-1-56882-106-1 | 1997 | John Crowe · Kenneth, Jr. Faig | |
| The Keeper's Companion: Blasphemous Knowledge, Forbidden Secrets: A Core Book for Keepers, Vol. 1 | 978-1-56882-144-3 | 2000 | William Deitze | |