Guest Stars Winston Story as Trent Overunder Carrie Barrett as Mary Gaperman Sitara Falcon as Commissioner Melverp Korthenschotzz Jess Nurse as Regina Peacock Co Starring Samantha Martin as Barbershop Quartet Singer #1 Marco Antonio Parra as Sal Mateo James Gallegos as Freddie Scissor-Fingers Zachary Appel as Barbershop Quartet Singer #3 Niki Hexum as Barbershop Quartet Bass