Karissa Strain (born July 21, 1990) is a Canadian actress and model, best known for her role as Nicki in "Carrie", she is high 5' 4" (1,63 m). Karissa Strain (born July 21, 1990) is a Canadian actress and model, best known for her role as Nicki in "Carrie", she is high 5' 4" (1,63 m).