The Big Bang Theory - Before They were Famous!
The Big Bang Theory - Cast How They look Now!
The Big Bang Theory - Season 1- 11
The Big Bang Theory Main Cast :
Kaley Cuoco - Penny
Johnny Galecki - Leonard Hofstadter
Jim Parsons - Sheldon Cooper
Simon Helberg - Howard Wolowitz
Kunal Nayyar - Rajesh Koothrappali
Melissa Rauch - Bernadette
Mayim Bialik - Amy Farrah Fowler
Kevin Sussman - Stuart Bloom
All images and music copyright to their respective owners and used under the fair use copyright law, section 107.
All the dating information on this video are found from various Sources on the Internet.