Creaciones
| ▲Título▼ | ▲C▽ | ▲Año▼ | ▲V▼ | ▲Concepto▼ |
|---|
| Not with a bang, but a scream |   | 2017 | — | Escritor |
| The Mark of Evil (junto a Simon Brake, Davide Como, Scott Dorward et al.) |   | 2016 | — | Escritor |
| Introduction (to "Strange Aeons II") | | 2010 | — | Escritor |
| Grab the Machete or: How I Learned to Stop Going Insane and Love 80s Horror Movies | | 2020 | — | Escritor |
| 1950s Sinister Seeds (junto a Christopher Smith Adair, Brian Courtemanche, Tom Lynch y Matt Sanborn) | | 2012 | — | Escritor |
| The Treader of the Stars (junto a Glynn Owen Barrass) |  | 2019 | — | Escritor |
| Suggestions for Keepers | | 2000 | — | Escritor |
| The Plawson Tapes | | 2014 | — | Escritor |
| The Mythos Collector (junto a Paul Carrick) | | 2002 | — | Escritor |
The Keeper's List of Lists  (junto a Paul Carrick) | ? | 2002 | — | Escritor |
| Introduction (to "Doors to Darkness") | | 2016 | — | Escritor |
| Introduction (to "Atomic-Age Cthulhu") | | 2012 | — | Escritor |
| Creatures of the Mythos ("Malleus Monstrorum") (junto a Marion Anderson, Scott David Aniolowski, Bruce Ballon et al.) | | 2006 | — | Escritor |
| Arcane Antiquities (junto a Bruce Ballon) | | 2000 | — | Escritor |
| A Whole Pack of Trouble |  | 2021 | — | Escritor |
| The Watchers | | 2021 | — | Escritor |
| Visions from Beyond | | 2021 | — | Escritor |
| The Unsealed Room (junto a Paul Carrick) | | 1997 | — | Escritor |
| Time After Time (junto a Adam Denton, David Lee Ingersoll, Bradley McDevitt y Marco Morte) | | 2010 | — | Escritor |
| The Terror From the Museum | | 2013 | — | Escritor |
| The Special Menu (junto a Adam Gauntlett) | | 2018 | — | Escritor |
| A Restoration of Evil (junto a Paul Carrick y Drashi Khendup) | | 2000 | — | Escritor |
| None More Black | | 2016 | — | Escritor |
| Nameless City, Nameless Terrors | | 2013 | — | Escritor |
| A Love in Need (junto a Paul Carrick) | | 1997 | — | Escritor |
