Katherine McNamara Photo

Katherine McNamara

Acting

9.6 Popularity Nov 22, 1995 (29 years old) Kansas City, Missouri, USA

Katherine 'Kat' Grace McNamara (born November 22, 1995) is an American actress. She is known for her roles as Harper Munroe on the MTV comedy series Happyland, and Clary Fray on the Freeform fantasy series Shadowhunters.

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Known For

Law & Order: Special Victims Unit
Law & Order: Special Victims Unit
1999 as Jasmine
CSI: Crime Scene Investigation
CSI: Crime Scene Investigation
2000 as Angela Ward / Tangerine
The Flash
The Flash
2014 as Mia Queen / Green Arrow
The Flash
The Flash
2014 as Mia Smoak
Arrow
Arrow
2012 as Maya / Blackster
Arrow
Arrow
2012 as Mia Smoak
Maze Runner: The Scorch Trials
Maze Runner: The Scorch Trials
2015 as Sonya
Maze Runner: The Death Cure
Maze Runner: The Death Cure
2018 as Sonya

Biography

Katherine 'Kat' Grace McNamara (born November 22, 1995) is an American actress. She is known for her roles as Harper Munroe on the MTV comedy series Happyland, and Clary Fray on the Freeform fantasy series Shadowhunters.

Filmography 71

2025
Montana Mavericks Movie

as Heather

2025
High Ground Movie

as Cassie Becker

2024
Jade Movie

as Layla

2024
Air Force One Down Movie

as Agent Allison Miles

2024
True Justice: Family Ties Movie

as Casey Barlowe

2023
Fool's Paradise Movie

as Terry

2022
Sugar Movie

as Chloe

2022
The Adventures of Bunny Bravo Movie

as Cat

2022
Dance Dads Movie

as Kassie Goodhart

2022
Walker Independence TV

as Abby Walker

2022
One Killer Question TV

as Self

2022
Love, Classified Movie

as Taylor Bloom

2021
Untitled Horror Movie Movie

as Chrissy

2021
Untitled Horror Movie Movie

Executive Producer

2021
Finding You Movie

as Taylor Risdale

2021
Trust Movie

as Amy

2020
The Stand TV

as Julie Lawry

2020
Kappa Kappa Die Movie

as Charise

2020
Acting for a Cause TV

as Lydia Bennet

2019
Crisis Aftermath TV

as Self

Photos 8

Katherine McNamara Photo
Katherine McNamara Photo
Katherine McNamara Photo
Katherine McNamara Photo
Katherine McNamara Photo
Katherine McNamara Photo
Katherine McNamara Photo
Katherine McNamara Photo

Personal Details

Known For Acting
Gender Female
Birthday November 22, 1995 (29 years old)
Place of Birth Kansas City, Missouri, USA
Also Known As Kat McNamara, Κάθριν ΜακΝαμάρα, 캐서린 맥나마라 and 2 more
Years Active 1999 - 2025
Popularity 9.6
Social Links
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Career Stats
71 Total Credits
40 Movie Roles
30 TV Roles
8 Photos