Harley Quinn (DC Universe) Cuoco probably never got enough credit for how good she was on The Big Bang Theory nor for how the show's improvement and success coincided with the writers learning to treat Penny as a comic foil and not just the Sexy Girl Next Door. In her first year post- TBBT, Cuoco spread her wings, semi-literally in the case of The Flight Attendant, a Hitchcockian comic thriller that's entirely steered by Cuoco's stylish, confident star turn, one that invites laughs and concern in equal measure. This came on the heels of Cuoco's lead vocal performance in DC Universe and now HBO Max's