The third and final cameo of the film sees Milly Alcock crash (literally) onto the screen as Kara Zor-El, also known as Superman's cousin, Supergirl. Yes, that's right, Kent isn't the only surviving Kryptonian in the galaxy.

“The Big Bang Theory,” about a group of nerdy friends ran from 2007 to May 2019. The first spinoff, “Young Sheldon,” ran for seven seasons and concluded last year. “Georgie & Mandy’s First Marriage,” will debut its second season in the fall. Warner Bros. and HBO Max are owned by CNN’s parent company.