Mary Catherine Garrison
View on IMDb ↗Mary Catherine Garrison is an American stage and screen actress. She has an BFA in Acting from University of Evansville and an MFA in Acting from University of California, San Diego.
Known for
Assassins
Inconceivable
The Big Easy
9-1-1: Nashville
Flight of the Conchords
Third Watch
The Good Wife
The White Lotus
Veep
30 RockFilmography (24)
- 2025
9-1-1: NashvilleDiana - 2025
The BaltimoronsPatty - 2022
Somebody SomewhereTricia Miller - 2021
The White LotusSarah (voice) - 2020
Let Them All TalkCustomer - 2018
The Land of Steady HabitsSandy - 2017
Easy LivingTrish - 2014
Begin AgainJill - 2013
The Caterpillar's KimonoMarion - 2012
VeepSophie Brookheimer - 2010Legend of the Holy Spear
- 2009
The Good WifeCarol Demory - 2008
Lipstick JungleLily Mason - 2007
Flight of the Conchords - 2006
30 RockErin - 2005
InconceivableMarissa Jaffee - 2004
AssassinsLynette "Squeaky" Fromme - 2003
How to DealAshley Martin - 2002
Moonlight MileCaroline - 2000
The Man Who Came to DinnerJune Stanley - 1999
Third WatchMrs. Knowlins - 1996
The Big EasyAlana Fontaine - 1990
Law & OrderClaire Jarrell - —The Statement