who plays leonards dad on big bang theory
Judd Hirsch In 2016 Hirsch appeared on the CBS comedy series The Big Bang Theory portraying Leonard's (Johnny Galecki) father.
Kunal Nayyar Kunal Nayyar (/kʊˌnɑːl ˈnaɪər/; born 30 April 1981) is an Indian-English actor known for his role as Rajesh Koothrappali in the CBS sitcom The Big Bang Theory.