Golden Globes - Now that you met Penny's mom (Katey Sagal) and brother (Jack McBrayer): How did you like the Season 10 premiere of The Big Bang Theory? | Facebook
![Big Bang Theory is actually revealing Penny's mum this season - but which TV legend has bagged the role? Big Bang Theory is actually revealing Penny's mum this season - but which TV legend has bagged the role?](https://hips.hearstapps.com/digitalspyuk.cdnds.net/16/29/1469214137-sagal.jpg?resize=480:*)
Big Bang Theory is actually revealing Penny's mum this season - but which TV legend has bagged the role?
![The Big Bang Theory Casts Penny's Mother and Brother - Parade: Entertainment, Recipes, Health, Life, Holidays The Big Bang Theory Casts Penny's Mother and Brother - Parade: Entertainment, Recipes, Health, Life, Holidays](https://parade.com/.image/ar_4:3%2Cc_fill%2Ccs_srgb%2Cfl_progressive%2Cq_auto:good%2Cw_1200/MTkwNTc5MDIwNzI2OTM2NzAx/jackbrayer-kateysagal-gettyimages-jpg.jpg)
The Big Bang Theory Casts Penny's Mother and Brother - Parade: Entertainment, Recipes, Health, Life, Holidays
![Kaley Cuoco Sweetly Reacts to Katey Sagal's 'Big Bang Theory' Casting: 'Once My TV Mom, Always My TV Mom' | Entertainment Tonight Kaley Cuoco Sweetly Reacts to Katey Sagal's 'Big Bang Theory' Casting: 'Once My TV Mom, Always My TV Mom' | Entertainment Tonight](https://www.etonline.com/sites/default/files/styles/video_1920x1080/public/images/2016-07/et_072216_BigBangTheory720.jpg?itok=4JDUtUb7)
Kaley Cuoco Sweetly Reacts to Katey Sagal's 'Big Bang Theory' Casting: 'Once My TV Mom, Always My TV Mom' | Entertainment Tonight
![Big Bang Theory' First Look: Katey Sagal and Jack McBrayer Make Their Debut – The Hollywood Reporter Big Bang Theory' First Look: Katey Sagal and Jack McBrayer Make Their Debut – The Hollywood Reporter](https://www.hollywoodreporter.com/wp-content/uploads/2016/06/the-big_bang_theory_still_h_2016.jpg)