Agent 21 Series

6 primary works • 7 total works

Book 1

Agent 21

4.12 · 2918 Ratings · 181 Reviews · published 2010 · 9 editions

When Zak Darke's parents die in an unexplained mas…

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Book 2

Agent 21: Reloaded

Agent 21: Reloaded

4.19 · 1234 Ratings · 43 Reviews · published 2012 · 8 editions

Some authors just write about it. Chris Ryan has b…

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Book 3

Codebreaker

4.30 · 1128 Ratings · 45 Reviews · published 2013 · 7 editions

Secret agent Zak Darke is back for his third missi…

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Book 3.5

The Wire

3.97 · 430 Ratings · 8 Reviews · published 2013 · 3 editions

Working for a shadowy government agency, teenage s…

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Book 4

Deadfall

4.26 · 837 Ratings · 29 Reviews · published 2014 · 8 editions

Zak Darke is sent on what seems like a straightfor…

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Book 5

Under Cover

4.24 · 620 Ratings · 23 Reviews · published 2015 · 6 editions

Ricky has lived on the streets for a while now. Li…

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Book 6

Endgame

4.39 · 668 Ratings · 27 Reviews · published 2016 · 8 editions

'Don’t come after us … remember the first thing I …

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