Aurora Perrineau (born September 23, 1994) is an American actress and model. She is best known for starring as Shana Elmsford in Jem and the Holograms (2015), the live-action film adaptation of the 1980s animated television series Jem, Giselle Hammond in Blumhouse's Truth or Dare (2018), Tanya in Netflix's When They See Us (2019), and as C in HBO's Westworld (2022).