There are 6 books in the Nolan Kilkenny series. The newest book is Undeniable which came out in 2017.

1
Spyder Web

Spyder Web

Ex-Navy Seal Nolan Kilkenny is recruited by the US government on a deadly mission to destroy a computer virus that could demolish America...

WEB OF DESTRUCTION
Code name: Spyder. It has already been put in place, sucking a U.S. corporation of its most important information. National security insiders know how


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2
Quantum

Book cover of Quantum

Ex-Navy Seal Nolan Kilkenny is recruited by the US government to find an incredible scientific discovery that could prove to be the ultimate power of the new millennium... The thrilling new action adventure from the international bestseller.

DECEIT. BETRAYAL. DEATH. THEY'RE ALL RELATIVE.
In 1948, a young German emigre reached


3
Dark Ice

Book cover of Dark Ice
A remote NASA research lab rests atop a two-mile thick glacier. Under the glacier is a hidden underground lake.
And inside the frozen lake is a secret.
When someone murders the scientists stationed at the lab, ex-Navy SEAL Nolan Kilkenny realizes that the strange life inside the undergound lake holds


4
Fatal Orbit

Book cover of Fatal Orbit
"Grace's prose recalls Ian Fleming at his most lean, and although the focus is on the ticking time bomb in orbit, he throws in a wealth of technical details and gadgetry to satisfy techno-thriller aficionados. This is a complex story, but Grace keeps the plot clean and streamlined, making this


5
The Secret Cardinal

Book cover of The Secret Cardinal
Ex-Navy Seal Nolan Kilkenny is still grieving a personal tragedy when he is unexpectedly called to the Vatican, where the dying Pope Leo XIV has a secret mission for him: rescue Chinese religious prisoner Yin Daoming, who—unbeknownst to the rest of the world—has been a secret cardinal for 20 years.


6
Undeniable

Book cover of Undeniable
From Publishers Weekly: "In Grace's fast-paced sixth thriller featuring former Navy SEAL Nolan Kilkenny (after 2007's The Secret Cardinal), Nolan is about to donate a piece of his liver to Zeke Oakley, a two-year-old adopted boy whose parentage is unknown, when a doctor informs him that genetic testing shows that