Dorthea Lauren Allegra Lapkus is an American actress, comedian, impressionist, and podcaster. She is best known for portraying Susan Fischer in the Netflix comedy-drama series Orange Is the New Black (2013–2014, 2019) and Jess in the HBO comedy-drama series Crashing (2017–2019). Lapkus has also appeared on the television series Are You There, Chelsea? (2012), Hot in Cleveland (2012), Clipped (2015) and The Big Bang Theory (2018–2019), and in the films Jurassic World (2015), The Unicorn (2018), and The Wrong Missy (2020). She played the voice role of Lotta in the animated comedy series Harvey Girls Forever! (2018–2020). Lapkus has appeared on various podcasts, including Comedy Bang! Bang!, improv4humans, and her own podcasts With Special Guest Lauren Lapkus and Laptime with Lauren Lapkus.