| Person | Type | Job | Role(s) |
|---|---|---|---|
 Joe DeMaio | Crew | Directing | Director |
 Bette Midler | Cast | Actress | Self |
 David Kirschner | Cast | Actor | Self |
 Doug Jones | Cast | Actor | Self |
 John Debney | Cast | Actor | Self |
 Kathy Najimy | Cast | Actress | Self |
 Kenny Ortega | Cast | Actor | Self |
 Larry Bagby | Cast | Actor | Self |
 Margaret Cho | Cast | Actress | Self |
 Mick Garris | Cast | Actor | Self |
 Omri Katz | Cast | Actor | Self |
 Peggy Holmes | Cast | Actress | Self |
 Sarah Jessica Parker | Cast | Actress | Self |
 Sean Murray | Cast | Actor | Self |
 Sharon Osbourne | Cast | Actress | Self |
 Thora Birch | Cast | Actress | Self |
 Tobias Jelinek | Cast | Actor | Self |
 Vinessa Shaw | Cast | Actress | Self |
 Kelly Osbourne | Cast | Actress | Self |
 Ross Mathews | Cast | Actor | Self |
 Vanessa Hudgens | Cast | Actress | Self - Host |
 Jordin Sparks | Cast | Actress | Self |
 Jordan Fisher | Cast | Actor | Self - Host |
 Todrick Hall | Cast | Actor | Self (archive footage) |
 Dove Cameron | Cast | Actress | Self |
 Sofia Carson | Cast | Actress | Self |
Emily Estefan | Cast | Actress | Self |
 Amanda Shepherd | Cast | Actress | Self |
Junior New System | Cast | Selves | |
 Lady Bunny | Cast | Actor | Self |
Nick Mara | Cast | Actor | Self |
Brandon Arreaga | Cast | Actor | Self |
Edwin Honoret | Cast | Actor | Self |
Austin Porter | Cast | Actor | Self |
Zion Kuwonu | Cast | Actor | Self |
| Person | Type | Job | Role(s) |
