





Gallagher Girls
6 books
The Gallagher Girls series by Ally Carter has 6 books. Start with I'd Tell You I Love You, but Then I'd Have to Kill You (2006), then read the rest in the order below.
Gallagher Girls reading order

I'd Tell You I Love You, but Then I'd Have to Kill You
Ally Carter
Cammie Morgan thought she was a normal teenage girl, but she's actually a highly trained spy attending a secret boarding school for gifted young spies. When a mysterious new boy, Josh, enrolls at her school, Cammie finds herself torn between her duty and her heart. She must navigate the dangerous world of espionage while trying to maintain a semblance of a normal teenage life, all while keeping her true identity a secret. This thrilling adventure explores themes of trust, identity, and the complexities of young love in a world where danger lurks around every corner.

Cross My Heart and Hope to Spy
Ally Carter
Cammie Morgan, a student at a top-secret spy school, just wants a quiet semester after a tumultuous first year. However, her life as a CIA legacy is anything but ordinary, especially when her mother's behavior becomes increasingly suspicious and mysterious guests, codenamed Blackthorne, arrive. When a security breach threatens the school's covert status, Cammie and her friends must use their elite espionage skills to uncover the truth and clear her name. As they navigate dangerous secrets and unexpected romantic entanglements, Cammie discovers that some missions are more complicated than they appear, testing not only her spycraft but also her heart.

Don't Judge a Girl by Her Cover
Ally Carter
Cammie Morgan thought she was heading for a glamorous summer adventure when she arrives at her friend Macey's five-star hotel during the Democratic National Convention—but for a Gallagher Girl, excitement and danger are never far apart. As Macey's father prepares for his vice presidential nomination, Cammie finds herself caught in a web of political intrigue and espionage that threatens to unravel everything. With her spy training put to the ultimate test, Cammie must navigate high-stakes secrets, unexpected threats, and the blurred lines between her covert world and the public eye. This thrilling installment in Ally Carter's beloved series combines action-packed adventure with the wit and heart that fans have come to expect from the Gallagher Girls. Perfect for readers who crave smart heroines, international intrigue, and the perfect blend of humor and suspense.

Only the Good Spy Young
Ally Carter
Cammie "The Chameleon" Morgan thought she'd left danger behind, but when a mysterious threat emerges in London, she's pulled back into a high-stakes mission that could compromise everything she holds dear. Racing against time to uncover a rogue operative who may have infiltrated the prestigious Gallagher Academy for Exceptional Young Women, Cammie must navigate a treacherous web of espionage and deception while confronting the shadowy Circle of Cavan. With her reputation as a master of disguise and her hard-won spy skills put to the ultimate test, she discovers that the most dangerous enemy might be closer than she ever imagined. Ally Carter delivers another thrilling installment in this addictive series, blending heart-pounding action with the wit and charm that have made Cammie's world impossible to resist. In a world where trust is a luxury and secrets are currency, one young spy must decide how far she's willing to go to protect her school and her friends.

Out of Sight, Out of Time
Ally Carter
Cammie Morgan thought she was finally safe, but her world is shattered when she awakens in a secluded convent, her memory of the last four months mysteriously gone. An ancient terrorist organization is now hunting her, and the stakes are higher than ever. As Cammie races to uncover the truth about her lost time and the dangerous secrets she holds, she must confront the possibility that the people she trusts most might not be who they seem. This thrilling installment in the Gallagher Girls series plunges readers into a high-stakes game of cat and mouse, exploring themes of trust, identity, and the courage it takes to face your deepest fears.

United We Spy
Ally Carter
In the thrilling conclusion to the Gallagher Girls series, Cammie Morgan faces her most dangerous mission yet, grappling with the loss of her father and fragmented memories. Alongside her loyal friends and the enigmatic Zach, Cammie must unravel the secrets of the Circle of Cavan, a shadowy organization that has been relentlessly pursuing her. The stakes are higher than ever as they race against time to expose the Circle's elite members and thwart a master plan that threatens not only Cammie's future but the security of her nation. This action-packed finale blends espionage, friendship, and high-stakes adventure as Cammie fights to reclaim her past and protect her future.