But on The Big Bang Theory Season 9 Episode 24, we’ll see what happens when you throw Leonard’s dad into the mix! While Penny tries to plan a wedding ceremony their friends and family can be a ...

"The Big Bang Theory" family tree is growing even bigger! During Wednesday's PaleyFest panel in Los Angeles, it was announced that "Taxi" star Judd Hirsch has been tapped to play Leonard's dad for ...

[INTERVIEW] Big Bang Theory: What does Leonard do in the series? [INSIGHT] Big Bang Theory: Is Young Sheldon going to ignore his dad cheating? [FAN DISCUSSION] Although it is not likely this ...

Leonard’s father is finally coming to town on The Big Bang Theory! It was announced at Wednesday’s PaleyFest panel that Judd Hirsch has been tapped to play Leonard’s dad, who is a stark ...

Television I Just Learned One Big Connection Georgie & Mandy Now Shares With Young Sheldon And The Big Bang Theory After The ... perhaps as Leonard in a weirdo crossover, or perhaps not.

LOS ANGELES (CBSNEWS.COM)- "The Big Bang Theory" family tree is growing ... that "Taxi" star Judd Hirsch has been tapped to play Leonard's dad for an upcoming episode this season.