Parker Deay is a production assistant and assistant writer for American Dad!. According to the DVD commentary for "The Vacation Goo", the character of Parker is modeled and named after him. Parker is also credited as a writer on the following episodes:
- Virtual In-Stanity (co-written with Jordan Blum)
- American Stepdad (co-written with Jordan Blum)
- Steve and Snot's Test-Tubular Adventure (co-written with Jordan Blum)
- The Longest Distance Relationship (co-written with Jordan Blum)
- Kiss Kiss, Cam Cam (co-written with Jordan Blum)
- The Nova Centauris-Burgh Board Of Tourism Presents: American Dad (co-written with Jordan Blum)
- Father's Daze (co-written with Jordan Blum)
- The Life and Times of Stan Smith (co-written with Jordan Blum)
- The Never-Ending Stories (co-written with Jordan Blum)
- Twinanigans (co-written with Jordan Blum)
- Shark?! (co-written with Jordan Blum)
- The Hand that Rocks the Rogu (co-written with Jordan Blum)
- Salute Your Sllort
- Dammmm, Stan!
- Little Bonnie Ramirez
- Crystal Clear
- The Book of Fischer
- Viced Principal