4 books in series

Billy Harney

Billy Harney is a 4-book series with 3 primary works first released in 2017 with contributions by James Patterson and David Ellis.

The Coldest Case
#0.5

2021 • 7 Readers 3.2

The Black Book
#1PopularFirst

2017 • 15 Readers • 10 pages 4.4

The Red Book
#2

2021 • 7 Readers • 8h 35m 3.6

Escape
#3

2022 • 3 Readers 3.5