Sierra McCormick

Sierra McCormick is an American child actress who is currently appearing in Disney Channel's A.N.T. Farm series. She has also appeared as one of the "fifth graders" in the Fox series Are You Smarter than a 5th Grader. McCormick started off her acting career by landing a guest role on Hannah Montana as Gillan. McCormick also co-starred in the 2010 film Ramona and Beezus as Susan Kushner. McCormick's beginnings as an actress were in television shows like Til Death, Talkshow with Spike Feresten, Criminal Minds, and The Dog Who Saved Christmas.