The Agent 21 series by Chris Ryan consists of 7 books, published between 2010 and 2016. The series begins with Agent 21.
The Alpha Force series by Chris Ryan consists of 10 books, published between 2002 and 2005. The series begins with Survival.
The Danny Black series by Chris Ryan consists of 9 books, published between 2013 and 2021. The series begins with Masters of War.
The EDGE: A Rivets Short Story series by Chris Ryan consists of 11 books, published between 2011 and 2013. The series begins with Freak of Fortune (By: Ali Sparkes).
The Extreme series by Chris Ryan consists of 4 books, published between 2010 and 2015. The series begins with Hard Target / Redeemer.
The Geordie Sharp series by Chris Ryan consists of 4 books, published between 1996 and 1999. The series begins with Stand By, Stand by.
The Jamie Carter series by Chris Ryan consists of 2 books, published between 2022 and 2023. The series begins with Outcast.
The Josh Bowman series by Chris Ryan consists of 1 book, starting in 2021. The series begins with Manhunter.
The Matt Browning series by Chris Ryan consists of 2 books, published between 2003 and 2011. The series begins with Greed.
The Special Forces Cadets series by Chris Ryan consists of 4 books, published between 2018 and 2020. The series begins with Siege.
The Strike Back series by Chris Ryan consists of 6 books, published between 2007 and 2020. The series begins with Strike Back.