Merritt grew up in downtown New York and has been acting since she was very young. She graduated from LaGuardia High School and then attended Sarah Lawrence College.
- Birdman: Or (The Unexpected Virtue of Ignorance)
- Nurse Jackie
- Into the Wild
- All I Wanna Do
- Studio 60 on the Sunset Strip
- The Messenger
- Tiny Furniture
- New Girl
- Michael Clayton
- Her favorite actors are: Gena Rowlands, Meryl Streep and Michael J. Pollard.