Dorthea Lauren Allegra Lapkus (born September 6, 1985) is an American actress, voice actress, comedian and impressionist known for portraying Susan Fischer in the Netflix original series Orange Is the New Black and Jess in the HBO series Crashing. She has also made appearances on such television shows as Jimmy Kimmel Live!, The Middle, Hot in Cleveland, The Big Bang Theory, and @midnight and films such as Jurassic World. She has appeared on many podcasts, including Comedy Bang! Bang!, improv4humans, and her own podcast With Special Guest Lauren Lapkus. She was a main cast member on the TBS original sitcom Clipped. She also played the voice of Little Lotta in Harvey Street Kids.