Lizzy Caplan

Elizabeth Anne Caplan (born June 30, 1982) is an American actress. Her performances as Virginia E. Johnson in the Showtime series Masters of Sex (2013–2016) and as Libby Epstein in FX on Hulu's Fleishman Is in Trouble (2022) have earned her nominations at the Primetime Emmy Awards. Her first acting role was on the television series Freaks and Geeks (1999–2000). Since then, she had series-regular roles in several television series including Related (2005–2006), Party Down (2009–2010; 2023), Das Boot (2018), Castle Rock (2019), Truth Be Told (2019), Fatal Attraction (2023), and Zero Day (2025). Caplan's film breakthrough came with her role as Janis Ian in Mean Girls (2004). Her other film appearances include My Best Friend's Girl (2008) Clo...