Mary K. DeVault


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Mary K. DeVault is an actress and writer, known for This Is Us (2016), The Black String (2018) and Glee (2009). See full bio »

The 'Someone Great' Stars Plead Guilty to Movie Clichés

We find out if the stars of Someone Great are guilty or not guilty of some of our favorite breakup movie tropes.

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Frasier
Kenny on the Couch (S10, Ep17)
Fri, Apr 26 2:30 AM EDT on HALL (113)
Modern Family
Knock 'Em Down (S6, Ep20)
Sun, Apr 28 11:50 PM EDT on USA (201)

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Known For

This Is Us Peggy
(2018)
(2018)
Glee Patron
(2014)
Modern Family Homebuyer
(2015)

Filmography

Hide Hide Show Show Actress (48 credits)
 2018 MILFriend (TV Movie) (completed)
Barb
 2019 MILFriend (TV Series)
Barb
- Crazy White Chicks (2019) ... Barb
 2017-2018 Ginny on the Rocks (TV Series)
Ginny Penelope Talbotowski
- Broken (2018) ... Ginny Penelope Talbotowski
- Dead Rain (2018) ... Ginny Penelope Talbotowski
- Ride Share (2018) ... Ginny Penelope Talbotowski
- Hair (2018) ... Ginny Penelope Talbotowski
- Organic Bean (2018) ... Ginny Penelope Talbotowski
 2018 818
Mitzi Gable
 2018 The Black String
Melinda
 2018 Soundwave
Waitress
 2018 This Is Us (TV Series)
Peggy
- A Philadelphia Story (2018) ... Peggy
 2017 BloodLands (TV Series)
Dr. Dawn Greggs
- Pilot (2017) ... Dr. Dawn Greggs
 2017 American Housewife (TV Series)
Colonial Woman #3
- The Man Date (2017) ... Colonial Woman #3
 2017 Wha Happened with Rachel Madnow (TV Series)
Donald Trump
- Wha Happened to Women (2017) ... Donald Trump
 2016 Criminal Minds (TV Series)
Alison Shines
- Mirror Image (2016) ... Alison Shines
 2015 Modern Family (TV Series)
Homebuyer
- Knock 'Em Down (2015) ... Homebuyer
 2014 Teacher's Lounge (TV Movie)
Fern
 2014 Glee (TV Series)
Patron
- Old Dog, New Tricks (2014) ... Patron (as Mary K Devault)
 2014 Miss Mustard Glade (Short)
Valerie West
 2013 The Client List (TV Series)
Pageant Coordinator
- Hell on Heels (2013) ... Pageant Coordinator
 2013 Legit (TV Series)
Female Fan
- Hat Hair (2013) ... Female Fan
 2013 Anger Management (TV Series)
Ginny
 2012 The Neighbors (TV Series)
Angry Woman
- Pilot (2012) ... Angry Woman
 2011 I'm in the Band (TV Series)
Vivian Dumont
- Kicked Out for Band Behavior (2011) ... Vivian Dumont
 2011 State of Georgia (TV Series)
Sara the Extra
- Foot in the Door (2011) ... Sara the Extra
 2011 Weeds (TV Series)
Carol
- Bags (2011) ... Carol
 2010 Warren the Ape (TV Series)
Raquel
- Rock Opera (2010) ... Raquel (as Mary DeVault)
- Support System (2010) ... Raquel (as Mary DeVault)
- Amends (2010) ... Raquel
- Gay Ape (2010) ... Raquel
- It Girl (2010) ... Raquel (as Mary DeVault)
 2010 Rules of Engagement (TV Series)
Lisa
- Reunion (2010) ... Lisa
 2010 A Numbers Game
Jacqueline
 2009 The Mail Man
Mrs. Washington
 2009 Wizards of Waverly Place (TV Series)
Mary
 2009 Hawthorne (TV Series)
ICU Nurse / Night Nurse
- Healing Time (2009) ... ICU Nurse (as Mary K. Devault)
- Pilot (2009) ... Night Nurse (as Mary K. Devault)
 2008 Channels
Lilly
 2008 Turbo Dates (TV Series)
Natalie
- Two-Fer ... Natalie
 2008 Pushing Daisies (TV Series)
Sister Maria Christina
- Bad Habits (2008) ... Sister Maria Christina
 2008 Remembering Phil
Bobbie
 2008 'Til Death (TV Series)
Receptionist
- Snip/Duck (2008) ... Receptionist
 2008 Desperate Housewives (TV Series)
Nurse Wilkins
- Sunday (2008) ... Nurse Wilkins (as Mary Devault)
 2007 HBO Voyeur Project (TV Mini-Series)
Mortician's Girlfriend
- The Mortician ... Mortician's Girlfriend
 2006 My Name Is Earl (TV Series)
Human Resources Woman
- Stole P's HD Cart (2006) ... Human Resources Woman (as Mary K. DeVault)
 2005 A Sight for Sore Eyes (Short)
Mary Berliner
 2005 Ordinary Miracles (TV Movie)
Mrs. Jensen (as Mary Kowalski)
 2005 Gilmore Girls (TV Series)
Laurie
- How Many Kropogs to Cape Cod? (2005) ... Laurie
 2005 Jake in Progress (TV Series)
Joyce
- Jake or the Fat Man (2005) ... Joyce
 2004 Some People (Short)
Suzie
 2004 Las Vegas (TV Series)
Jerri
- Things That Go Jump in the Night (2004) ... Jerri (as Mary Kowalski)
 2003 Miss Match (TV Series)
Mary
- Who's Your Daddy? (2003) ... Mary (as Mary Kowalski)
 2003 George Lopez (TV Series)
Kris
- Team Leader (2003) ... Kris (as Mary Kowalski)
 2003 Frasier (TV Series)
Trudy
- Kenny on the Couch (2003) ... Trudy (as Mary Kowalski)
 2002 My Adventures in Television (TV Series)
Sarah
- Fired (2002) ... Sarah
 2001 Becker (TV Series)
Mrs. Hayes
- Hanging with Jake (2001) ... Mrs. Hayes (as Mary Kowalski)
 1999 Two Guys, a Girl and a Pizza Place (TV Series)
Pizza Place Customer
- Two Guys, a Girl and Ashley's Return (1999) ... Pizza Place Customer (as Mary Kowalski)
Show Show Writer (2 credits)
Show Show Producer (2 credits)
Show Show Director (1 credit)
Show Show Casting department (1 credit)
Show Show Music department (1 credit)

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Personal Details

Alternate Names:

Mary DeVault | Mary K. Devault | Mary K Devault | Mary Devault | Mary Kowalski

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