Big Bang Theory:' Kaley Cuoco Role Almost Went to Marisa Tomei

A new upcoming book gives a look at the making of the Big Bang Theory, which includes how Marisa Tomei almost had the role Kaley Cuoco had.

The Big Bang Theory nearly had Spider-Man or Prison Break stars as Penny

Big Bang Theory': Marisa Tomei Almost Played 'Penny' — Kaley Cuoco – TVLine

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Penny (The Big Bang Theory) - Wikipedia

Here's How the Big Bang Theory Almost Starred Selena Gomez

Big Bang Theory' without Kaley Cuoco? These actresses auditioned for Penny

Marisa Tomei Had No Clue 'the Big Bang Theory' Would Be Iconic

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Kaley Cuoco Drops a Shocking 'Big Bang Theory' Truth That Will Truly Stun Fans

The Big Bang Theory: The four actors who almost played Penny before Kaley Cuoco

Big Bang Theory' Book Reveals Who Almost Played Penny Instead Of Kaley Cuoco

Kaley Cuoco's 'Big Bang Theory' role nearly went to this Oscar winner