Young Sheldon Season 1, Episode 19 Gluons, Guacamole, and the Color Purple Comedy Family IMDB 8.1 Country United States Duration 22 min Air Date 2018-04-19 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 When Sheldon is no longer academically challenged at Medford High, he audits a college class taught by Dr. John Sturgis.