Author Information
Thomas Donahue; Karen Donahue's Latest Book

Newest Release

  • Bibliography:
    9 Books (1 Series)
  • First Book:
    November 2011
  • Latest Book:
    August 2019
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Full Series List in Order

Ryan-Hunter

1 - Cliffs of Laguna Beach // Silenced (Jun-2012)
2 - Assassin in Monte Carlo, Monaco (Nov-2011)
3 - Murder on the Isle of Capri, Italy (Dec-2013)
4 - Cliffs of Portofino, Italy (Sep-2012)
5 - Murder Under the Bridges of Venice, Italy (Dec-2013)
6 - Christmas in Paris // Serial Killer in Paris (Nov-2014)
7 - Moral Compass (Feb-2017)
8 - Trapped (Mar-2018)
9 - Power Corrupts (Aug-2019)

Book List in Order: 9 titles



  • ASSASSINThe Donahues again lead readers along the Italian Riviera into a labyrinth of mystery and suspense with their latest novel. While you stroll through the world of palatial villas, penthouses, luxurious yachts, and exotic cars, Marin and John a...



  • When Criminology Professor Marin Ryan docks her new boat in the Blue Water Marina, she catches sight of cyber-security guru John Hunter on his yacht in the next slip over. It had been a long time since she had last seen her college lover, but feeling...



  • CLIFFS OF PORTOFINOThis edition of the Marin Ryan and John Hunter series is currently in the hands of a Hollywood screenwriter. Perhaps, it will interest you as well?The tenacious Italian police detective has found his killer. All of the evidence -- ...



  • Murder on the Isle of CapriThe Donahues deliver a mystery/thriller that will keep you on the edge of your cozy reading chair:An Italian friend and colleague of Criminology Professor Marin Ryan dies in an accidental fall from a ladder. The community i...



  • Murder Under the Bridges of VeniceBest selling authors, Thomas Donahue and Criminologist Karen Donahue, have given us another great adventure. The fifth book in the Ryan -- Hunter Series will take you on a non-stop, suspenseful ride around the world....



  • Best selling authors, Thomas Donahue and Karen Donahue, take us on a special trip to Paris in this adventure that is filled with deadly twists and turns. SERIAL KILLER IN PARISIt’s Christmas season, but Parisians are not in the spirit...



  • With more than 100,000 downloads of their six prior books Tom and Karen Donahue bring the seventh in the series -- Moral CompassIn the fog and morning darkness a brilliant fireball flashes through the heavy grey off the California coast. The flames r...




  • From best selling authors Thomas and Karen DonahuePOWER CORRUPTSFifty miles off the coast of Kauai, the sails are full and the Pacific is calm. Supreme Court Justices Sydney Stark and Kelii Kalani are enjoying the sea and the serenity during their an...





Frequently Asked Questions (FAQ)

Thomas Donahue; Karen Donahue has published 9 books.

Thomas Donahue; Karen Donahue does not have a new book coming out soon. The latest book, Power Corrupts, was published in August 2019.

The first book by Thomas Donahue; Karen Donahue, Assassin in Monte Carlo, Monaco, was published in November 2011.

Yes. Thomas Donahue; Karen Donahue has 1 series.