Actor profile

Mary Catherine Garrison

19th December 1973 Clarksdale, Mississippi, USA Acting

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.

10 Movies 12 TV Shows 1 In Production 24 Credits

Filmography

Movies & TV Shows

The Baltimorons poster

The Baltimorons 29th June 2025 as Patty

Let Them All Talk poster

Let Them All Talk 10th December 2020 as Customer

The Land of Steady Habits poster

The Land of Steady Habits 12th September 2018 as Sandy

Easy Living poster

Easy Living 15th September 2017 as Trish

Begin Again poster

Begin Again 27th June 2014 as Jill

The Caterpillar's Kimono poster

The Caterpillar's Kimono 29th June 2013 as Marion

Assassins poster

Assassins 22nd April 2004 as Lynette "Squeaky" Fromme

How to Deal poster

How to Deal 18th July 2003 as Ashley Martin

Moonlight Mile poster

Moonlight Mile 9th September 2002 as Caroline

The Man Who Came to Dinner poster

The Man Who Came to Dinner 7th October 2000 as June Stanley

9-1-1: Nashville poster

9-1-1: Nashville 9th October 2025 as Diana

Somebody Somewhere poster

Somebody Somewhere 16th January 2022 as Tricia Miller

The White Lotus poster

The White Lotus 11th July 2021 as Sarah (voice)

Veep poster

Veep 22nd April 2012 as Sophie Brookheimer

The Good Wife poster

The Good Wife 22nd September 2009 as Carol Demory

Lipstick Jungle poster

Lipstick Jungle 7th February 2008 as Lily Mason

Flight of the Conchords poster

Flight of the Conchords 17th June 2007

30 Rock poster

30 Rock 11th October 2006 as Erin

Inconceivable poster

Inconceivable 23rd September 2005 as Marissa Jaffee

Third Watch poster

Third Watch 23rd September 1999 as Mrs. Knowlins

The Big Easy poster

The Big Easy 11th August 1996 as Alana Fontaine

Law & Order poster

Law & Order 13th September 1990 as Claire Jarrell

A Statement poster

Coming soon

A Statement 3rd October 2026