Kaitlyn Rochelle Dever (born December 21, 1996) is an American actress. She has appeared in several television series, including Justified (2011–2015) and Last Man Standing (2011–present), and starred in the Netflix miniseries Unbelievable (2019) for which she earned a Golden Globe Award nomination for Best Actress – Miniseries. In film, Dever has taken on supporting parts in Bad Teacher (2011), The Spectacular Now (2013), Short Term 12 (2013), Detroit (2017), and Beautiful Boy (2018). She has also played leading roles in the 2019 films Them That Follow and Booksmart.