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) Cloverfield (2008), Hot Tub Time Machine, 127 Hours (both 2010), Save the Date, Bachelorette (both 2012), The Interview (2014), Now You See Me 2, Allied (both 2016), and Cobweb (2023).
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1989 • TV

1999 • TV

2001 • TV

2025 • Movie

2005 • TV

2016 • Movie
as Lula
as Lula
as Janis Ian
as Diana
as Agent Lacey
as Marlena
as Sheila
as Sonja Ralston
as April
as Carol
as Lindsay
as Bridget Vatan
as Alice
as Lily
as Ami
as Party Girl
as Lizzy Caplan
as Marla
as Angela
as Marissa
Producer
as Virginia Johnson (voice)
1 episodes
as Woman Arguing With Quagmire (voice)
1 episodes
as Tina Greer
2 episodes
as Debbie (voice)
4 episodes
as Self
1 episodes
as Self - Guest
2 episodes
as Self
1 episodes
as Self
2 episodes
as Julia Cleary
4 episodes
as Amy
6 episodes
as Self
1 episodes
as Annie Wilkes
10 episodes
as Self
1 episodes
as Self - Guest
2 episodes
as Virginia Johnson
46 episodes
as Casey Klein
21 episodes
as Self
1 episodes
as Self
1 episodes
as Deirdre
1 episodes
as Rebecca Ruxin
3 episodes