Guest Stars Jonathan Melo voices Clawd Wolf Valeria Rodriguez voices Spectra Vondergeist Jordan R. Coleman voices Manny Taur Salli Saffioti voices Skullette Salli Saffioti voices Mrs. O'Shriek Riki Lindhome voices Purrsephone Gabrielle Nevaeh Green voices Lizard Student Kate Micucci voices Meowlody Alexander Polinsky voices Heads Chef Alexa Kahn voices Garbage Goblin Jonathan Melo voices Dragon Boy