Sasha Pieterse Sheaffer (born 17 February 1996) is a Euro-South African American actress and singer. She is best known for her leading role as Alison DiLaurentis in the mystery-drama hit series "Pretty Little Liars" (2010-17) and in its spin-off "Pretty Little Liars: The Perfectionists" (2019).
An ex-CIA agent and a wealthy programmer save lives via a surveillance AI that sends them the identities of civilians involved in impending crimes. However, the details of the crimes, including the civilians' roles, are left a mystery.
