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Personal Info
Known For
Acting
Birthday
November 22, 1995
Place of Birth
Kansas City, Missouri, USA
Also Known As
- Kat McNamara
- Κάθριν ΜακΝαμάρα
- 캐서린 맥나마라
- کاترین مکنامارا
- کاترین مَکنامارا
Katherine McNamara
2.7 Popularity
Biography
Katherine 'Kat' Grace McNamara (born November 22, 1995) is a European-American businesswoman, entrepreneur, actress and singer. She is known for her roles as Harper Munroe on the MTV comedy series Happyland, and Clary Fray on the Freeform fantasy series Shadowhunters.
Known For
Credits
Coyotes
as Kat
2025
5.7
Montana Mavericks
as Heather
2025
6.6
High Ground
as Cassie Becker
2025
5.9
Jade
as Layla
2024
5.0
Grave Conversations
as Self
2024
10.0
Air Force One Down
as Agent Allison Miles
2024
6.0
True Justice: Family Ties
as Casey Barlowe
2024
7.3
Fool's Paradise
as Terry
2023
4.7
Sugar
as Chloe
2022
4.8
The Adventures of Bunny Bravo
as Cat
2022
0.0
Dance Dads
as Kassie Goodhart
2022
0.0
Walker Independence
as Abby Walker
2022
6.5
One Killer Question
as Self
2022
6.6
Love, Classified
as Taylor Bloom
2022
6.6
Untitled Horror Movie
as Chrissy
2021
4.2
Finding You
as Taylor Risdale
2021
6.9
Trust
as Amy
2021
6.4
The Stand
as Julie Lawry
2020
6.9
Kappa Kappa Die
as Charise
2020
5.0
Acting for a Cause
as Lydia Bennet
2020
6.2
Crisis Aftermath
as Self
2019
8.1
Spirit Riding Free: Spirit of Christmas
as Sally Jessup (voice)
2019
6.8
Batwoman
as Mia Smoak
2019
6.9
Assimilate
as Hannah
2019
6.3
Happy Together
as Sara
2018
7.2
Maze Runner: The Death Cure
as Sonya
2018
7.1
Charlotte
as Mary (segment "Get Off My Porch")
2017
5.0
Is That a Gun in Your Pocket?
as Sandy Keely
2016
6.5
Natural Selection
as Paige Thomas
2016
5.3
Indiscretion
as Lizzy Simon
2016
4.3
Little Savages
as Tiffany
2016
5.4
Shadowhunters
as Clary Fray
2016
7.6
Supergirl
as Mia Smoak / Blackstar
2015
7.3
The Grinder
as Ginger
2015
6.7
R.L. Stine's Monsterville: The Cabinet of Souls
as Lilith
2015
6.6
Maze Runner: The Scorch Trials
as Sonya
2015
6.7
Cake Wars
as Self - Guest Judge
2015
6.4
A Sort of Homecoming
as Rosa Conti
2015
5.5
A Wife's Nightmare
as Jackie
2014
6.1
Tom Sawyer & Huckleberry Finn
as Becky Thatcher
2014
5.5
The Flash
as Mia Queen / Green Arrow
2014
7.8
The Flash
as Mia Smoak
2014
7.8
Happyland
as Harper Munroe
2014
5.0
Contest
as Sarah O'Malley
2013
6.1
The Thundermans
as Tara Campbell
2013
8.0
The Fosters
as Kat
2013
7.5
Radio Disney Music Awards
as Self
2013
9.6
Girl vs. Monster
as Myra
2012
6.3
Arrow
as Maya / Blackster
2012
6.8
Arrow
as Mia Smoak
2012
6.8
Arrow
as Mia Smoak / Blackstar
2012
6.8
Last Ounce of Courage
as Homeless Lady at Mission
2012
3.1
Transformers: Rescue Bots
as Priscilla Pynch (voice)
2012
7.3
Touch
as Evie Woods
2012
6.6
New Year's Eve
as Lily Bowman
2011
5.9
Sam Steele and the Crystal Chalice
as Emma Marsh
2011
1.0
Jessie
as Bryn Breitbart
2011
8.0
Unforgettable
as Young Carrie Wells
2011
7.2
Kickin' It
as Claire
2011
8.3
Workaholics
as Haley
2011
7.4
Last Will
as Wedding Guest (uncredited)
2011
3.6
Sam Steele and the Junior Detective Agency
as Emma Marsh
2011
4.8
R. L. Stine's The Haunting Hour
as Jodanna
2010
8.2
Get Off My Porch
as Mary
2010
7.0
Drop Dead Diva
as Ann Logan
2009
7.7
Glee
as Bunhead #1
2009
6.8
Matchmaker Mary
as Mary Carver
2008
6.0
CSI: Crime Scene Investigation
as Angela Ward / Tangerine
2000
7.6
Law & Order: Special Victims Unit
as Jasmine
1999
7.9
🎬
The Queen's Jewels
as Lala
N/A
0.0
Samaritan
as Carly
N/A
0.0
🎬
And Love Knocked
as Emily
N/A
0.0
🎬
Cheap AF
N/A
0.0
🎬
True Justice 2: Eye for an Eye
as Casey Barlowe
N/A
0.0
🎬
True Justice 3: Lost Love
as Casey Barlowe
N/A
0.0