Browse our collection of book series, each with a complete reading order guide.
Gray Man
The Gray Man series follows Court Gentry, a legendary CIA operative turned freelance assassin known for his ability to disappear in plain sight. Created by Mark Greaney (who also co-authored several Tom Clancy novels), the series combines intense action with globe-trotting espionage. Gentry earned his nickname for his ability to blend into any environment and complete missions that others consider impossible. When the CIA betrays him, he becomes a man without a country, taking contracts while evading those who want him dead. ...