Guest Stars Lewis Black voices Mr. E Kate Higgins voices Janet Nettles Vivica A. Fox voices Cassidy Williams Linda Cardellini voices Marcie Fleach Grey DeLisle Griffin voices Paula Rogers Matt Lanter voices Baylor Hotner Mark Hamill voices Crybaby Clown John Billingsley voices Dr. Henklefust Grey DeLisle Griffin voices Receptionist Jim Rash voices J.R. Kipple Roz Ryan voices Gorgeous G