Caitlin FitzGerald
Acting
37
Acting Credits
Biography
Caitlin FitzGerald (born August 25, 1983) is an American actress and filmmaker. She is best known for her role as Libby Masters in the Showtime television drama Masters of Sex (2013β2016) and as the elusive Simone in Starz series Sweetbitter (2018β2019). She has appeared in Love Simple (2009), It's Complicated (2009), Gossip Girl (2011), Damsels in Distress (2011), Blue Bloods (2010), and Newlyweds (2011). In 2010, she starred in a production of Hedda Gabler. In 2010, she also played the role o...
Known For
Filmography
Above the Below
2026
as Brooks
Othello
2026
as Desdemona
We Were Liars
2025
as Penny Sinclair
Lost on a Mountain in Maine
2024
as Mrs. Ruth Fendler
Stillness
2023
Inventing Anna
2022
as Mags
Station Eleven
2021
as Elizabeth
The Trial of the Chicago 7
2020
as Agent Daphne O'Connor
The Man Who Killed Hitler and Then the Bigfoot
2019
as Maxine
All I Wish
2018
as Alison
Sweetbitter
2018
as Simone
Succession
2018
as Tabitha Hayes
The Show
2017
as Sylvia
Always Shine
2016
as Beth
Mercy
2016
as Melissa
Manhattan Romance
2015
as Theresa
Jim & Helen Forever
2015
as Tess
UnREAL
2015
as Serena Wolcott
Mutual Friends
2014
as Liv
Adult Beginners
2014
as Kat
Masters of Sex
2013
as Libby Masters
Rectify
2013
as Chloe
Damsels in Distress
2012
as Priss
The Fitzgerald Family Christmas
2012
as Connie Fitzgerald
Like the Water
2012
as Charlie
The Break-Up Tour
2012
Newlyweds
2011
as Katie
Dirty Movie
2011
as Bank Teller
New Girl
2011
as Diane
Blue Bloods
2010
as Benita
It's Complicated
2009
as Lauren Adler
Love Simple
2009
as Keith
Taking Woodstock
2009
as Young Woman
Gossip Girl
2007
as Epperly Lawrence
The Visionary* - (*Tesla)
2005
as Katharine Johnson
Project Runway
2004
as Self - Guest Judge
Law & Order: Special Victims Unit
1999
as Anna Bleers