- Jenna Ortega as Harley Diaz
- Ronni Hawk as Rachel Diaz
- Isaak Presley as Ethan Diaz
- Ariana Greenblatt as Daphne Diaz
- Kayla Maisonet as Georgie Diaz
- Nicolas Bechtel as Lewie Diaz
- Malachi Barton as Beast Diaz
- Cerina Vincent as Suzy Diaz
- Joe Nieves as Tom Diaz
- TBA as Sales Lady
- This is the second episode devoted to Harley's birthday.
- This is the second episode to depict a Diaz Quinceañera.
| To view the Stuck in Harley's Quinceañera gallery, click here.