Stream Young Sheldon now on Netflix. About: Young Sheldon is an American coming-of-age sitcom television series for CBS created by Chuck Lorre and Steven Molaro. The series, set in the late 1980s and early 1990s, is a spin-off prequel to #TheBigBangTheory and begins with the character #SheldonCooper at the age of nine, living with his family in East Texas and going to high school. #IainArmitage stars as young Sheldon, alongside #ZoePerry, #LanceBarber, #MontanaJordan, #RaeganRevord, and #AnniePotts. #MattHobby was promoted to the main cast starting with the third season. #JimParsons, who portrays the adult Sheldon Cooper on The Big Bang Theory, narrates the series and serves as an executive producer.