Home People Sierra McCormick Sierra McCormick shows Sierra McCormick shows Sierra McCormick TV Shows (10) Jessie (2011) As Connie Thompson, She was 13 years old A.N.T. Farm (2011) As Olive Doyle, She was 13 years old Romantically Challenged (2010) As Scout Thomas, She was 12 years old Are You Smarter Than a 5th Grader? (2007) She was 9 years old Hannah Montana (2006) As Gillian, She was 8 years old Supernatural (2005) As Lilith / Zoey, She was 7 years old Supernatural (2005) As Lilith, She was 7 years old Medium (2005) She was 7 years old Monk (2002) She was 4 years old CSI: Crime Scene Investigation (2000) She was 2 years old
