Below is the complete list of Catherine Coulter’s A Brit in the FBI books in order of publication. This is the recommended reading sequence for the series.
A Brit in the FBI Books
with J.T. Ellison
- The Final Cut (2013)
View Book - The Lost Key (2014)
View Book - The End Game (2015)
View Book - The Devil’s Triangle (2017)
View Book - The Sixth Day (2018)
View Book - The Last Second (2019)
View Book
About A Brit in the FBI
Catherine Coulter’s A Brit in the FBI books are best understood as a separate international-thriller branch of her suspense work rather than an extension of the main Savich and Sherlock FBI Thriller line. Official publisher pages present it as a co-written series by Catherine Coulter and J.T. Ellison, centered on former New Scotland Yard star Nicholas Drummond, with J.T. Ellison’s own series page adding FBI Special Agent Michaela “Mike” Caine as his partner. That setup is the key to the series: transatlantic, fast-moving, and more overtly international in flavor than Coulter’s core FBI books.
What makes the series distinctive is that Nicholas is not simply another federal agent dropped into a familiar Coulter template. He arrives with a British law-enforcement background and a more globe-spanning thriller identity, which changes the tone of the books from the start. The line begins with The Final Cut, then continues with The Lost Key, The End Game, The Devil’s Triangle, The Sixth Day, and The Last Second, giving the series a clean six-book shape. Penguin Random House’s series page and J.T. Ellison’s official series page support that lineup.
Publication order matters because this is not a loose collection of international cases sharing only a lead’s name. The books are built around Nicholas Drummond and Mike Caine as a recurring partnership, and that partnership is one of the main pleasures of the series. As with Coulter’s longer FBI line, continuity of character matters as much as continuity of plot. Read in order, the books let the reader settle into the rhythm of the pair and the specific kind of thriller world they inhabit.
Tonally, A Brit in the FBI sits a little differently from Coulter’s flagship FBI Thrillers. The Savich and Sherlock novels are rooted in a long-established series world and a familiar husband-and-wife center. A Brit in the FBI is more outward-facing and more overtly international, using Nicholas’s background to create a broader field of action involving stolen jewels, global conspiracies, terrorism, and cross-border danger. The official description for The End Game, for example, emphasizes bombings, cyber attacks, and an international assassin, which captures the series’ larger, more globally scaled thriller energy.
The line also matters in Coulter’s bibliography because it shows her working in collaboration rather than carrying the series alone. Publisher and author pages consistently describe it as co-written with J.T. Ellison, and that collaboration is part of the series identity, not a side note. It belongs beside the FBI Thriller books, but it is not a subseries tucked inside them. It has its own protagonists, its own pace, and its own six-book arc.