Profile photo of Katherine McNamara

Katherine McNamara

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

2018
Maze Runner: The Death Cure

as Sonya

Movie
2025
High Ground

as Cassie Becker

Movie
2012
Arrow

as Mia Smoak / Blackstar

TV Show