George Sr. makes miracle TV return to 'Georgie and Mandy'

Although Iain Armitage's Sheldon Cooper is the center of the Young Sheldon television show, it would have been incomplete without other key characters, notably Lance Barber's George Cooper Sr.
The Big Bang Theory's prequel spin-off, Young Sheldon, ended with an emotional finale, which saw the sudden death of George Cooper by a heart attack.