Presidential Agent Books in Order
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🎧 Listen to By order of the President on Audible
The Presidential Agent series by William E. Butterworth III includes 8 books published between 2004–2013.
Books in this series
Ordered by first publication where known. The official numbering for this series is incomplete in our sources, so we don't show series numbers we can't verify.
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2004 · William E. Butterworth III
When a leased Boeing 727 is hijacked from Angola and flown to an unknown destination, the President appoints Major Carlos Guillermo Castillo, a West…
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2005 · William E. Butterworth III
The second novel in W. E. B. Griffin's bestselling series follows Presidential Agent Charley Castillo as he investigates the death of an American…
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2006 · William E. Butterworth III
Acting on orders from the president, Charley Castillo and his team travel to Uruguay in pursuit of answers pertaining to missing oil-for-food scandal…
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The book follows Delta Force officer Charley Castillo as he investigates loose ends in Argentina related to the UN oil-for-food scandal. When an…
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2010 · William E. Butterworth III
Charley Castillo, formerly of the Presidential Agent’s Office of Organizational Analysis, has been abruptly retired along with his colleagues…
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2011 · William E. Butterworth III
When a hostile Third World country begins receiving military training and nuclear technology from foreign nations, Charley Castillo and his team are…
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2013 · William E. Butterworth III
Mexican drug cartels are escalating violence in Laredo and El Paso, while Somali pirates seize U.S. tankers, prompting the President to seek out…
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Frequently asked questions
What order should I read the Presidential Agent books in?
Read them in publication order — the list above is sorted by first publication where known, starting with “By order of the President”.
How many books are in the Presidential Agent series?
We list 8 books by William E. Butterworth III , published between 2004–2013.
Where can I buy the Presidential Agent books?
Each title above links to Amazon. See our affiliate disclosure.
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Reading order compiled from author/publisher guidance and verified bibliographic data. Spotted a wrong order, a missing book, or any other mistake? and we'll correct it.