Secret agent Zak Darke is back for his third mission - and the stakes have never been higher. An unknown bomber is conducting a terror campaign in London. After

Some authors just write about it. Chris Ryan has been there, done it, and lived to tell the tale. Agent 21 is the first in the action-packed adventure series by

Zak Darke is sent on what seems like a straightforward surveillance op in South Africa but it soon turns into the toughest, most dangerous mission he has ever f

Ricky is a street kid – sharp, quick and usually up to no good. When he tries to steal from the wrong people, he is saved by a mysterious man called Felix who

Working for a shadowy government agency, teenage special agent Zak Darke goes undercover to infiltrate a dangerous gang of fifteen-year-old gun dealers. But whi