4 books in series

Harrison Investigation

Harrison Investigation is a 4-book series with 4 primary works first released in 2003 with contributions by Heather Graham.

Haunted
#1PopularFirst

2003 • 5 Readers • 370 pages • 3.7

Ghost Walk
#3

2005 • 3 Readers • 393 pages • 2

The Dead Room
#6

2007 • 3 Readers • 379 pages • 3

Unhallowed Ground
#9

2009 • 1 Reader