Sally Cotter: Soojin Park
Harmonica: Maya Bashir
Dave: Knowlton Garris
Reubenon Ryebread: Mary Margaret Buck
Professor Albatross Underdrawers: Jackson Wells
Professor Shiftia Shape: Amanda Byars
Ursa Malaise: Emma Jacoway
Lord Murderdeath/Ed Molar: Mark Middleton
The Censor: Sophia Dijulio
Dave Understudy: Jackson Wells
Beetle/Sally Cotter Understudy: Reese Colley
Beetle/Student #4/Professor Albatross Underdrawers Understudy: Lucy Taylor
Beetle/ Student #2/Lord Murderdeath and Ed Molar Understudy: JP Williams
Beetle/ Student #3/The Censor Understudy: Claire Miller
Student #6/Harmonica Understudy: Audrey Miller
Student #1/Reubenon Ryebread Understudy: Hudson Cooper
Ensemble/ Professor Shiftia Shape Understudy: Ella Cate Scott
Student #5/ Ursa Malaise Understudy: Isabella Trentacosti
Ensemble/Canadian Mountie: Olivia Lepczyk