The Mammoth Book of Best New Horror is a 23-book series with 23 released primary works first released in 1980 with contributions by Stephen Jones, Robert R. McCammon, Brian Lumley, Chet Williamson, Stephen Gallagher, Peter Straub, Robert Westall, Ian Watson, Cherry Wilder, Thomas Tessier, Steve Rasnic Tem, Michael Marshall Smith, Thomas Ligotti, Donald R. Burleson, K.W. Jeter, J.K. Comeau, Karl Edward Wagner, D.F. Lewis, Nicholas Royle, Richard Laymon, Elizabeth Hand, Alan Brennert, David L. Schow, Kathe Koja, Ian R. MacLeod, Poppy Z. Brite, Charles L. Grant, Grant Morrison, David A. Sutton, Joel Lane, Harlan Ellison, F. Paul Wilson, Jean-Daniel Brèque, Douglas Clegg, Garry Kilworth, Jonathan Carroll, S.P. Somtow, Dennis Etchison, Gene Wolfe, Gahan Wilson, and Kim Newman.
#1 of 23 in The Mammoth Book of Best New Horror
1990 • 3 Readers • 390 pages
#3 of 23 in The Mammoth Book of Best New Horror
1980 • 2 Readers • 649 pages
#4 of 23 in The Mammoth Book of Best New Horror
1993 • 2 Readers • 469 pages
#5 of 23 in The Mammoth Book of Best New Horror
1994 • 1 Reader • 514 pages
#6 of 23 in The Mammoth Book of Best New Horror
1990 • 1 Reader • 448 pages
#8 of 23 in The Mammoth Book of Best New Horror
1997 • 1 Reader • 513 pages
#9 of 23 in The Mammoth Book of Best New Horror
1998 • 1 Reader • 512 pages
#10 of 23 in The Mammoth Book of Best New Horror
1999 • 1 Reader • 512 pages
#11 of 23 in The Mammoth Book of Best New Horror
2000 • 1 Reader • 512 pages • 3
#13 of 23 in The Mammoth Book of Best New Horror
2002 • 1 Reader • 512 pages
#14 of 23 in The Mammoth Book of Best New Horror
2003 • 1 Reader • 590 pages
#15 of 23 in The Mammoth Book of Best New Horror
2004 • 1 Reader • 624 pages
#16 of 23 in The Mammoth Book of Best New Horror
2005 • 1 Reader • 610 pages
#17 of 23 in The Mammoth Book of Best New Horror
2006 • 1 Reader • 562 pages
#18 of 23 in The Mammoth Book of Best New Horror
2007 • 1 Reader • 512 pages
#19 of 23 in The Mammoth Book of Best New Horror
2007 • 1 Reader
#21 of 23 in The Mammoth Book of Best New Horror
2010 • 1 Reader • 496 pages
#22 of 23 in The Mammoth Book of Best New Horror
2011 • 1 Reader • 560 pages
#23 of 23 in The Mammoth Book of Best New Horror
2012 • 2 Readers • 589 pages • 3
#24 of 23 in The Mammoth Book of Best New Horror
2013 • 1 Reader • 512 pages • 4
#25 of 23 in The Mammoth Book of Best New Horror
2014 • 1 Reader • 3
#26 of 23 in The Mammoth Book of Best New Horror
2015 • 1 Reader • 546 pages • 3
23 The Mammoth Book of Best New Horror
1993 • 2 Readers • 619 pages