Born in Derry, New Hampshire, and the youngest of three children, Pratt began her career as a dancer. She studied ballet and jazz at the Hamstead Dance Academy.

After graduating high school, Pratt entered New York University to study business and continued to dance at the renowned Broadway Dance Center.  Pratt landed her first acting job on the feature film Drive Me Crazy.  She then moved to Los Angeles and landed roles in Cruel Intentions 2, The Smokers starring Oliver Hudson, Busy Phillips and Domnique Swain.  She also starred as Christopher Walken's daughter in America's Sweethearts and soon can be seen in the Fox feature Fat Albert.

Pratt's television credits include appearances on Joan of Arcadia, Nip/Tuck, Boston Public, C.S.I:  Crime Scene Investigation, That '70's Show, ER, and The WB's 7th Heaven, Maybe It's Me and Sabrina, the Teenage Witch. She also starred as Veronica Ridgeway, the young spoiled daughter of the Ridgeway family on the WB's The Help.

In her free time, Pratt continues her ballet studies and enjoys snowboarding and jet-skiing.