- The Karate Kid (1984)
- The Breakfast Club (1985)
- St. Elmo's Fire (1985)
- The Lost Boys (1987)
- 21 Jump Street (1987-1991)
- American Psycho (2000)
- Zodiac (2007)
- The Social Network (2010)
- The Newsroom (2012-2014)
- Veep (2014-2019)
- The Handmaid's Tale (2017-present)
In addition to his work as an actor, Masters has also taught acting classes and workshops at various schools and studios. He is the author of the book "Acting: The Basics," which was published in 2010.