Katherine McNamara
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.
Gallery
Known For
Acting History
2025
Coyotes as Kat
2025Montana Mavericks as Heather
2025High Ground as Cassie Becker
2024Jade as Layla
2024Grave Conversations as Self
2024Air Force One Down as Agent Allison Miles
2024True Justice: Family Ties as Casey Barlowe
2023Fool's Paradise as Terry
2022Sugar as Chloe
2022The Adventures of Bunny Bravo as Cat
2022Dance Dads as Kassie Goodhart
2022Walker Independence as Abby Walker
2022One Killer Question as Self
2022Love, Classified as Taylor Bloom
2021Untitled Horror Movie as Chrissy
2021Finding You as Taylor Risdale
2021Trust as Amy
2020The Stand as Julie Lawry
2020Kappa Kappa Die as Charise
2020Acting for a Cause as Lydia Bennet
2019Crisis Aftermath as Self
2019Spirit Riding Free: Spirit of Christmas as Sally Jessup (voice)
2019Batwoman as Mia Smoak
2019Assimilate as Hannah
2018Happy Together as Sara
2018Maze Runner: The Death Cure as Sonya
2017Charlotte as Mary (segment "Get Off My Porch")
2016Is That a Gun in Your Pocket? as Sandy Keely
2016Natural Selection as Paige Thomas
2016Indiscretion as Lizzy Simon
2016Little Savages as Tiffany
2016Shadowhunters as Clary Fray
2015Supergirl as Mia Smoak / Blackstar
2015The Grinder as Ginger
2015R.L. Stine's Monsterville: The Cabinet of Souls as Lilith
2015Maze Runner: The Scorch Trials as Sonya
2015Cake Wars as Self - Guest Judge
2015A Sort of Homecoming as Rosa Conti
2014A Wife's Nightmare as Jackie
2014Tom Sawyer & Huckleberry Finn as Becky Thatcher
2014The Flash as Mia Queen / Green Arrow
2014The Flash as Mia Smoak
2014Happyland as Harper Munroe
2013Contest as Sarah O'Malley
2013The Thundermans as Tara Campbell
2013The Fosters as Kat
2013Radio Disney Music Awards as Self
2012Girl vs. Monster as Myra
2012Arrow as Maya / Blackster
2012Arrow as Mia Smoak
2012Arrow as Mia Smoak / Blackstar
2012Last Ounce of Courage as Homeless Lady at Mission
2012Transformers: Rescue Bots as Priscilla Pynch (voice)
2012Touch as Evie Woods
2011New Year's Eve as Lily Bowman
2011Sam Steele and the Crystal Chalice as Emma Marsh
2011Jessie as Bryn Breitbart
2011Unforgettable as Young Carrie Wells
2011Kickin' It as Claire
2011Workaholics as Haley
2011Last Will as Wedding Guest (uncredited)
2011Sam Steele and the Junior Detective Agency as Emma Marsh
2010R. L. Stine's The Haunting Hour as Jodanna
2010Get Off My Porch as Mary
2009Drop Dead Diva as Ann Logan
2009Glee as Bunhead #1
2008Matchmaker Mary as Mary Carver
2000CSI: Crime Scene Investigation as Angela Ward / Tangerine
1999Law & Order: Special Victims Unit as Jasmine
—The Queen's Jewels as Lala
—And Love Knocked as Emily
—True Justice 3: Lost Love as Casey Barlowe
—True Justice 2: Eye for an Eye as Casey Barlowe
—Samaritan as Carly
—Cheap AF