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.
Sam Steele and the Crystal Chalice
(Emma Marsh)
Air Force One Down
(Agent Allison Miles)
Love, Classified
(Taylor Bloom)
Matchmaker Mary
(Mary Carver)
Sam Steele and the Junior Detective Agency
(Emma Marsh)
Samaritan
(Carly)
Contest
(Sarah O'Malley)
Girl vs. Monster
(Myra)
True Justice: Family Ties
(Casey Barlowe)
Tom Sawyer & Huckleberry Finn
(Becky Thatcher)
Maze Runner: The Scorch Trials
(Sonya)
A Wife's Nightmare
(Jackie)
Dance Dads
(Kassie Goodhart)
Sugar
(Chloe)
Fool's Paradise
(Terry)
Jade
(Layla)
Maze Runner: The Death Cure
(Sonya)
A Sort of Homecoming
(Rosa Conti)
R.L. Stine's Monsterville: The Cabinet of Souls
(Lilith)
Natural Selection
(Paige Thomas)
Little Savages
(Tiffany)
Get Off My Porch
(Mary)
Is That a Gun in Your Pocket?
(Sandy Keely)
New Year's Eve
(Lily Bowman)
Last Will
(Wedding Guest (uncredited))
All Roads Lead Home
(Fair Goer)
Last Ounce of Courage
(Caroler)
Indiscretion
(Lizzy Simon)
Assimilate
(Hannah)
Charlotte
(Mary (segment "Get Off My Porch"))
Spirit Riding Free: Spirit of Christmas
(Sally Jessup (voice))
Untitled Horror Movie
(Chrissy)
Kappa Kappa Die
(Charise)
Finding You
(Taylor Risdale)
Trust
(Amy)
The Queen's Jewels
(Lala)
Coyote
Crisis Aftermath
(Self)
Arrow
(Self)
The Thundermans
(Tara Campbell)
CSI: Crime Scene Investigation
(Angela Ward / Tangerine)
Happyland
(Harper Munroe)
Workaholics
(Haley)
Shadowhunters
(Clary Fray)
The Fosters
(Kat)
Radio Disney Music Awards
(Self)
The Flash
(Mia Queen / Green Arrow)
Unforgettable
(Young Carrie Wells)
Law & Order: Special Victims Unit
(Jasmine)
One Killer Question
(Self)
The Grinder
(Ginger)
Drop Dead Diva
(Ann Logan)
Walker Independence
(Abby Walker)
Arrow
(Maya / Blackster)
Arrow
(Mia Smoak)
Arrow
(Mia Smoak / Blackstar)
Jessie
(Bryn Breitbart)
The Stand
(Julie Lawry)
Happy Together
(Sara)
Batwoman
(Mia Smoak)
Supergirl
(Mia Smoak / Blackstar)
The Flash
(Mia Smoak)
Touch
(Evie Woods)
Kickin' It
(Claire)
Glee
(Bunhead #1)
Transformers: Rescue Bots
(Priscilla Pynch (voice))
R. L. Stine's The Haunting Hour
(Jodanna)
Acting for a Cause
(Lydia Bennet)