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The Big Bang Theory Season 12 Episode 12 "The Propagation Proposition" Promo + Photos + Guide + Sneak Peeks


CBS has dropped the promo for next week's episode of The Big Bang Theory titled "The Propagation Proposition."

Check out the clip above!

 

Additionally, below you may find sneak peeksdescription and photos of the episode. 

Sneak Peek #2

 

 

Sneak Peek #1

 

 

In Season 12 Episode 12: "Penny's ex-boyfriend, Zack (Brian Thomas Smith), and his wife want a baby, but when Zack is infertile, they ask Leonard for help."

 

Also, "Koothrappali attempts to mend things with his ex-fiancée, Anu (Rait Gupta)."

 

 

Head over to Big Bang Theory Spoilers page for the latest news. 

Season 12 Episode 12 "The Propagation Proposition"


PENNY'S EX-BOYFRIEND, ZACK, ASKS LEONARD FOR A HUGE FAVOR

Brian Thomas Smith Returns as Penny's Ex-Boyfriend, Zack

Penny's ex-boyfriend, Zack (Brian Thomas Smith), and his wife want a baby, but when Zack is infertile, they ask Leonard for help. Also, Koothrappali attempts to mend things with his ex-fiancée, Anu (Rait Gupta).

series regulars:

    Johnny Galecki (Leonard)
    Jim Parsons (Sheldon)
    Kaley Cuoco (Penny)
    Simon Helberg (Wolowitz)
    Kunal Nayyar (Koothrappali)
    Mayim Bialik (Amy)
    Melissa Rauch (Bernadette)

guest & recurring cast:

    Brian George (Dr. Koothrappali)
    Brian Thomas Smith (Zack)
    Rati Gupta (Anu)
    Lindsey Kraft (Marissa)
    Shay Ali (Greg)
    Chip Chinery (Bob)

written by:

Maria Ferrari, Dave Goetsch, Eric Kaplan

directed by:

Mark Cendrowski