Thriller, Suspense

Action, Adventure | Thriller, Suspense

Ghost Ship (The NUMA Files #12)

Action, Adventure | Thriller, Suspense

Zero Hour (The NUMA Files #11)

Action, Adventure | Thriller, Suspense

The Storm (The NUMA Files #10)

Action, Adventure | Thriller, Suspense

Devil's Gate (The NUMA Files #9)

Action, Adventure | Thriller, Suspense

Medusa (The NUMA Files #8)

Action, Adventure | Thriller, Suspense

The Navigator (The NUMA Files #7)

Action, Adventure | Thriller, Suspense

Polar Shift (The NUMA Files #6)

Action, Adventure | Thriller, Suspense

Lost City (The NUMA Files #5)

Action, Adventure | Thriller, Suspense

White Death (The NUMA Files #4)

Action, Adventure | Thriller, Suspense

Fire Ice (The NUMA Files #3)

Action, Adventure | Thriller, Suspense

Blue Gold (The NUMA Files #2)

Action, Adventure | Thriller, Suspense

Serpent (The NUMA Files #1)