Chris Ryan has written at least 32 books. Their most popular book is Agent 21 with 3 saves with an average rating of 4.33⭐.
They are best known for writing in the genres War, Special forces (Military science), and Adventure.
Series
3 primary books4 released booksAgent 21 is a 4-book series with 3 primary works first released in 2010 with contributions by Chris Ryan.
Series
3 primary books7 released booksAlpha Force is a 7-book series with 3 primary works first released in 2002 with contributions by Chris Ryan, Linda O. Johnston, and 5 others.
Series
1 primary bookGeordie Sharp is a 1-book series first released in 1997 with contributions by Chris Ryan.