- Zendaya as K.C. Cooper
- Veronica Dunne as Marisa Miller
- Kamil McFadden as Ernie Cooper
- Trinitee Stokes as Judy Cooper
- Tammy Townsend as Kira Cooper
- Kadeem Hardison as Craig Cooper
- Leslie Jordan as Cecil B. Deville
- Jason Karasev as Laszlo
- This is the second part of a 2-part episode.
- The working title was "Cirque Du K.C."
| To view the Under the Big Top Part 2 gallery, click here.