Young Sheldon Season 4, Episode 7 A Philosophy Class and Worms That Can Chase You Comedy Family IMDB 8.1 Country United States Duration 22 min Air Date 2021-02-11 Actors Iain Armitage (Sheldon Cooper) Zoe Perry (Mary Cooper) Lance Barber (George Cooper) Montana Jordan (Georgie Cooper) Raegan Revord (Missy Cooper) Annie Potts (Connie Tucker) Emily Osment (Mandy McAllister) Jim Parsons (Sheldon Cooper (voice)) Overview Sheldon's first day of college is derailed by his new philosophy teacher, Professor Ericson. Also, Mary and Brenda live vicariously through Missy's first day of middle school.