Elizabeth Claire "Ellie" Kemper is an American actress, voice actress, comedian, and screenwriter. She is best known for her role as Erin Hannon in the NBC series The Office, as well as her supporting roles in the films: Bridesmaids and 21 Jump Street. She also starred as the title character in the Netflix Original Series Unbreakable Kimmy Schmidt. In addition, she voiced Katie in Universal/Illumination's The Secret Life of Pets and its sequel.