25- Barry – John Ross Bowie
2009 – 2018
26- Debbie – Carol Ann Susi
2007 – 2017
27- Wil – Wil Wheaton
2009 – 2018
Original title : The Big Bang Theory
English Title : The Big Bang Theory
Seasons :
The Big Bang Theory Season 1 : 2007
The Big Bang Theory Season 2 : 2008
The Big Bang Theory Season 3 : 2009
The Big Bang Theory Season 4 : 2010
The Big Bang Theory Season 5 : 2011
The Big Bang Theory Season 6 : 2012
The Big Bang Theory Season 7 : 2013
The Big Bang Theory Season 8 : 2014
The Big Bang Theory Season 9 : 2015
The Big Bang Theory Season 10 : 2016
The Big Bang Theory Season 11 : 2017 – 2018