Even though Ally Carter is the author of the popular Gallagher Girls series, she has never told anyone she loved them and then had to kill them. She does, however, frequently cross her heart and hope to spy. You can learn more about Ally and her books by visiting her (declassified) Web site, allycarter.com.

The Blonde Who Came in from the Cold
$19.26 - $32.11

I'd Tell You I Love You, But Then I'd Have to Kill You
$4.99 - $24.49

Cross My Heart and Hope to Spy
$5.19 - $12.14

Only the Good Spy Young
$5.39 - $46.19

Out of Sight, Out of Time
$4.39 - $275.79

United We Spy
$4.89 - $11.50

The Most Wonderful Crime of the Year
$19.54 - $46.69

Don't Judge a Girl by Her Cover
$4.39 - $11.50

See How They Run
$4.29 - $5.69

Take the Key and Lock Her Up
$5.29 - $11.69

Not If I Save You First
$4.99 - $10.66

Heist Society
$4.99 - $10.86

All Fall Down
$4.99 - $18.89

The Blonde Identity
$12.79 - $19.26

Perfect Scoundrels
$4.79 - $15.53

Uncommon Criminals
$6.79 - $16.26

Winterborne Home for Vengeance and Valor
$4.89 - $20.29

My True Love Gave to Me
$4.89 - $14.07

Winterborne Home for Mayhem and Mystery
$4.89 - $13.94

Hope Nation: YA Authors Share Personal Moments of Inspiration
$4.09 - $11.51

Dear Ally, How Do You Write a Book?
$4.39 - $6.99

Cheating at Solitaire
$5.39 - $5.69

Learning to Play Gin
$7.29 - $8.79

Gallagher Girls: The Plaid Collection
Out of Stock

The Complete Gallagher Girls 6 Books Collection Set by Ally Carter
Out of Stock

Uncommon Criminals (Heist Society) by Carter, Ally
Out of Stock

United We Spy (Gallagher Girls) by Carter, Ally (September 23, 2014) Paperback
Out of Stock

The Spies that Bind: A Gallagher Girls Prequel
Out of Stock

The Blonde Who Came in from the Cold
$16.22

Gallagher Girls Set of 5 Books
Out of Stock