Britt Lower is an American actress. She studied theater at Northwestern University before beginning her screen career. She gained recognition for her recurring role as Liz Greenberg on the comedy series Man Seeking Woman (2015–2017) and later appeared in shows such as Casual and High Maintenance. Her breakthrough came with the Apple TV+ series Severance (2022–), where she portrays Helly R., earning critical acclaim for her performance in the psychological workplace thriller. She has also appeared in independent films and continues to build a reputation for compelling and nuanced performances.