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.
Known For
Jade
(2024)
Layla
Air Force One Down
(2024)
Agent Allison Miles
Maze Runner: The Scorch Trials
(2015)
Sonya
Maze Runner: The Death Cure
(2018)
Sonya
New Year's Eve
(2011)
Lily Bowman
Trust
(2021)
Amy
Finding You
(2021)
Taylor Risdale
Assimilate
(2019)
Hannah
Girl vs. Monster
(2012)
Myra
Fool's Paradise
(2023)
Terry
A Wife's Nightmare
(2014)
Jackie
Sugar
(2022)
Chloe
R.L. Stine's Monsterville: The Cabinet of Souls
(2015)
Lilith
Untitled Horror Movie
(2021)
Chrissy
Dance Dads
(2022)
Kassie Goodhart
All Roads Lead Home
(2008)
Fair Goer
Full Filmography
Acting
Matchmaker Mary
(2008)
Mary Carver
All Roads Lead Home
(2008)
Fair Goer
Get Off My Porch
(2010)
Mary
Sam Steele and the Junior Detective Agency
(2011)
Emma Marsh
New Year's Eve
(2011)
Lily Bowman
Last Will
(2011)
Wedding Guest (uncredited)
Sam Steele and the Crystal Chalice
(2011)
Emma Marsh
Girl vs. Monster
(2012)
Myra
Last Ounce of Courage
(2012)
Caroler
Contest
(2013)
Sarah O'Malley
Tom Sawyer & Huckleberry Finn
(2014)
Becky Thatcher
A Wife's Nightmare
(2014)
Jackie
Maze Runner: The Scorch Trials
(2015)
Sonya
A Sort of Homecoming
(2015)
Rosa Conti
R.L. Stine's Monsterville: The Cabinet of Souls
(2015)
Lilith
Natural Selection
(2016)
Paige Thomas
Little Savages
(2016)
Tiffany
Is That a Gun in Your Pocket?
(2016)
Sandy Keely
Indiscretion
(2016)
Lizzy Simon
Charlotte
(2017)
Mary (segment "Get Off My Porch")
Maze Runner: The Death Cure
(2018)
Sonya
Assimilate
(2019)
Hannah
Spirit Riding Free: Spirit of Christmas
(2019)
Sally Jessup (voice)
Kappa Kappa Die
(2020)
Charise
Untitled Horror Movie
(2021)
Chrissy
Finding You
(2021)
Taylor Risdale
Trust
(2021)
Amy
Love, Classified
(2022)
Taylor Bloom
Dance Dads
(2022)
Kassie Goodhart
Sugar
(2022)
Chloe
Fool's Paradise
(2023)
Terry
Air Force One Down
(2024)
Agent Allison Miles
True Justice: Family Ties
(2024)
Casey Barlowe
Jade
(2024)
Layla
Production