April Fehling
— Kristina Green
Louisa Smith
— Rhonda George
Jeanne Kramer-Smythe
— Party Guest #1/Parasite (voice)
David Kempe-Cook II
— Party Guest #2/Parasite (voice)
Sophie Cadorette
— Party Guest #3/Heidi/Parasite (voice)
Joshua Drobina
— Parasite (voice)
Lucas Kempe-Cook
— Parasite (voice)
Tracey Knouff
— Parasite (voice)