The early life of child genius Sheldon Cooper, later seen in The Big Bang Theory.
Iain Armitage
as Sheldon Cooper
Zoe Perry
as Mary Cooper
Lance Barber
as George Cooper
Montana Jordan
as Georgie Cooper
Raegan Revord
as Missy Cooper
Annie Potts
as Connie Tucker
Emily Osment
as Mandy McAllister
Jim Parsons
as Sheldon Cooper (voice)
