Delta Green
Tags: 1990s, Delta Green, Karotechia, Majestic-12, Mi-go, Nazis, the Fate, UFOs
Pagan Publishing: Call of Cthulhu 5 (1996 )
Pagan Publishing: Call of Cthulhu 5 (2007 Hardcover)

Delta Green Eyes Only Volume One: Machinations of the Mi-Go
Tags: 1990s, Delta Green, Mi-go, spells, the Moon, Yuggoth
Pagan Publishing: Call of Cthulhu 5 (1998 )

Delta Green Eyes Only Volume Two: The Fate
Tags: Club Apocalypse, Delta Green, New York, New York City, spells, the Fate
Pagan Publishing: Call of Cthulhu 5 (1998 )

Countdown
Tags: 1990s, Delta Green, Hastur, Russia, United Kingdom
Pagan Publishing: Call of Cthulhu 5 (1999 )

Delta Green: Eyes Only
Tags: Club Apocalypse, Delta Green, Mi-Go, New York, New York City, Philadelphia Project, spells, the Fate, the Moon, Yuggoth
Pagan Publishing: Call of Cthulhu 5 (2007 Hardcover)
Pagan Publishing: Call of Cthulhu 5 (2008 )

Delta Green: Music from a Darkened Room
Tags: Delta Green
Self-published: Call of Cthulhu 5 (2005 PDF)

Delta Green: Targets of Opportunity
Tags: Alaska, Canada, Delta Green, ghouls, M-EPIC, New Orleans, sorcerers
Arc Dream Publishing: Call of Cthulhu 5 (2010 Hardcover)
Pagan Publishing: Call of Cthulhu 5 (2010 Hardcover)

Delta Green Eyes Only Volume Three: Project Rainbow
Tags: Delta Green, Philadelphia Project
Pagan Publishing: Call of Cthulhu 5.5 (2000 )

Delta Green
Tags: 1990s, Delta Green, Karotechia, Majestic-12, Mi-go, Nazis, the Fate, UFOs
Pagan Publishing: Call of Cthulhu 6 (2012 )
Pagan Publishing: Call of Cthulhu 6 (2012 Hardcover)

Delta Green: Countdown
Tags: 1990s, Delta Green, Hastur, Russia, United Kingdom
Pagan Publishing: Call of Cthulhu 6 (2012 )
Pagan Publishing: Call of Cthulhu 6 (2012 Hardcover)

Cthulhu Live: Delta Green
Tags: Delta Green
Fantasy Flight Games: Cthulhu Live 2 (2001 )

Delta Green
Tags: 1990s, Delta Green, Karotechia, Majestic-12, Mi-go, Nazis, the Fate, UFOs
Pagan Publishing: d20 3 (2007 Hardcover)

Delta Green: Music from a Darkened Room
Tags: Delta Green
Arc Dream Publishing: Delta Green 1 (2017 )

Delta Green: Alien Intelligence
Tags: Delta Green
Armitage House: Fiction (1997 )
Armitage House: Fiction (1998 )
Pagan Publishing: Fiction (2012 TPB)

Delta Green: Dark Theatres
Tags: 1920s, 1940s, Delta Green, Innsmouth, Karotechia, Nazis, Vietnam, Vietnam War, World War II
Armitage House: Fiction (1999 )
Armitage House: Fiction (2001 TPB)
Pagan Publishing: Fiction (2012 TPB)

Delta Green: Denied to the Enemy
Tags: Delta Green, World War II
Armitage House: Fiction (2003 TPB)

Delta Green: The Rules of Engagement
Tags: Delta Green
Armitage House: Fiction (1999 Hardcover)
Armitage House: Fiction (2000 TPB)

The Fall of Delta Green
Tags: 1960s, Delta Green, United States, Vietnam
Pelgrane Press: GUMSHOE 1 (2018 Hardcover)