Lance Barber

Iain Armitage, Jim Parsons

Double Sheldons? 'Young Sheldon' Cast Members to Appear on 'The Big Bang Theory'

 "Pilot" -- Pictured (L-R): Montana Jordan as Georgie, Iain Armitage as Young Sheldon, Lance Barber as George, Sr, Zoe Perry as Mary and Raegan Revord as Missy. ;Young Sheldon - Montana Jordan, Iain Armitage, Lance Barber, Zoe Perry, Raegan Revord

'Young Sheldon' Takes a Family Trip to NASA