Siera Cerny: Siera Cerny. Actress: Chicago P.D.. Siera Cerny is known for Chicago P.D. (2014), Asylum of Fear (2018) and Vigilant (2015).
Known For: Chicago P.D. (Allison Collier), Asylum of Fear (Mother), Vigilant (Zr0), A Short History of Drugs in the Valley (Bunny)