Kiersey Nicole Clemons (born December 17, 1993) is an American actress. She is known for her role in the 2015 comedy-drama film Dope, playing Cassandra "Diggy" Andrews. Subsequently, she went on to co-star in Neighbors 2: Sorority Rising (2016), Flatliners (2017), Hearts Beat Loud (2018), and played Iris West in both Zack Snyder's Justice League...