Leonard Hofstadter
Videos
Leonard Leakey Hofstadter, Ph.D. is a fictional character portrayed by Johnny Galecki and one of the protagonists in the 2007–2019 CBS sitcom, The Big Bang Theory. Leonard is an experimental physicist
Johnny Galecki as Dr. Leonard Hofstadter
Kaley Cuoco (who portrays Penny) and Johnny Galecki at PaleyFest 2013
Raj Koothrappali
Videos
Rajesh Ramayan "Raj" Koothrappali, Ph.D. is a fictional character and one of the protagonists of the CBS television series The Big Bang Theory, portrayed by British-Indian actor Kunal Nayyar. He is on
Kunal Nayyar as Raj Koothrappali
Kunal Nayyar and Simon Helberg, the actors who play Raj and Howard Wolowitz, at PaleyFest