Nash has also played a number of roles in films and has made many guest appearances on television shows. In 2014, Nash played the role of civil rights activist Richie Jean Jackson in the historical drama film "Selma" directed by Ava DuVernay. In 2019, she starred as Delores Wise in the Ava DuVernay' miniseries "When They See Us", for which she was nominated for a Primetime Emmy Award for Outstanding Lead Actress in a Limited Series or Movie. In 2018, Nash received a star on the Hollywood Walk of Fame.