Halley Gross
| Halley Gross | |
|---|---|
| Gross in September 2019 | |
| Born | December 27, 1985 Sanibel, Florida, U.S. | 
| Alma mater | New York University | 
| Occupations | 
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| Years active | 1995–present | 
Halley Wegryn Gross (born December 27, 1985) is an American screenwriter and actress. She is best known for writing two 2016 episodes of the HBO series Westworld and co-writing the 2020 video game The Last of Us Part II.