Justine Lupe is an American actress. She had her career beginnings in 2011. During her early years, she had one-time roles in such TV shows as Unforgettable, Southland, and Royal Pains. Her first notable role was as Phoebe Blake in the NBC series Harry’s Law. That year, she also had her first film role in Ex-Girlfriends. She next had performances in the movies Not Fade Away and Frances Ha. From 2014 to 2015, she starred as Maddie Culpepper in the ABC sitcom Cristela. Since 2017, she stars as Holly Gibney in the crime drama series Mr. Mercedes, gaining her wider recognition. Lupe also played Astrid Weissman in The Marvelous Mrs. Maisel and Willa in Succession.