Kasey Mahaffy played Billy Best in the season twenty Grey's Anatomy episode Keep the Family Close.
Career[]
Filmography[]
- Yours Mine Ours (short) (2020)
- Room Service (short) (2018)
- Dan the Weatherman (2018)
- Something New (short) (2017)
- Diagnosis Delicious (2016)
- Unsingle (2015)
- Don't Take This the Wrong Way (2012)
- Nathan vs. Nurture (2010)
- Ocean's Thirteen (2007)
Television[]
- Grey's Anatomy (2024)
- Truth Be Told (2023)
- Sydney to the Max (2020)
- Grace and Frankie (2020)
- Modern Family (2015-2019)
- NCIS (2019)
- 9-1-1 (2018)
- Scream Queens (2016)
- Getting On (2014-2015)
- Days of Our Lives (2015)
- Bad Teacher (2014)
- Franklin & Bash (2013)
- American Horror Story (2012-2013)
- CSI: Crime Scene Investigation (2012)
- The Fresh Beat Band (2011)
- Law & Order: LA (2010)
- Castle (2010)
- Proposition 8 Trial Re-Enactment (2010)
- Bones (2009)
- ER (2008)
- Girlfriends (2007)
- Veronica Mars (2007)
- Crossing Jordan (2007)
- Medium (2006)
- Joey (2006)
