"Thriller writing at its best."

—Midwest Book Review (Any Means Necessary)

From the #1 bestselling and USA Today bestselling author Jack Mars (with over 10,000 five-star reviews) comes a groundbreaking new espionage thriller series: in the early days of the Cold War, a rookie CIA agent teams up with a female KGB defector to avert nuclear war.

At the outset of the Cold War, in the ruins of postwar Europe, rookie CIA Agent Tyler Wolf must navigate a precarious partnership with the captivating Anya Fedorov, dazzled by her beauty and intellect, and unsure if he can truly trust her. Their first mission: stop a Nazi extremist from exposing state secrets and reigniting a war. Can they stop him before he ignites an inferno between two superpowers?

DOUBLE AGENT is the first book in a new series by #1 bestselling and critically acclaimed author Jack Mars, whose books have received over 10,000 five-star reviews and ratings.

The Tyler Wolf series is an exciting and unpredictable espionage thriller that will keep you hooked from start to finish. With a rich history and two captivating heroes, this action-packed series will have you turning pages late into the night. Fans of Vince Flynn, Lee Child, and Tom Clancy are sure to fall in love.

Future books in the series are also available!

"Thriller enthusiasts who relish the precise execution of an international thriller, but who seek the psychological depth and believability of a protagonist who simultaneously fields professional and personal life challenges, will find this a gripping story that's hard to put down."

—Midwest Book Review, Diane Donovan (regarding Any Means Necessary)

"One of the best thrillers I have read this year. The plot is intelligent and will keep you hooked from the beginning. The author did a superb job creating a set of characters who are fully developed and very much enjoyable. I can hardly wait for the sequel."

—Books and Movie Reviews, Roberto Mattos (re Any Means Necessary)