Noah asks Gabby to the prom, but she worries about fitting in at the after party; Stephanie and Charlie get overprotective.
- Tia Mowry as Stephanie Phillips
- Michael Boatman as Charlie Phillips
- Sheryl Lee Ralph as Maggie Turner
- Sydney Park as Gabrielle Phillips
- Tylen Jacob Williams as James Phillips
- Damarr Calhoun as Aaron Phillips
- BJ Mitchell as Noah
- Haley Pullos as Molly
- Cooper Peltz as Thad
- Anna Margaret as Emily
- Taylor Bright as Megan
The image gallery for Instant Prom may be viewed here.