NEW YORK, July 10 (UPI) -- The Big Bang Theory icon Simon Helberg says he signed on to star in Poker Face because the mystery dramedy gives him the rare chance to play the hero. "I never got to do these kinds of action sequences and car chases and it's been really exciting," Helberg, 44, told UPI in a Zoom interview Tuesday. "I read for this part and really wanted to do it because I haven't gotten to play a character like this," he said. "As soon as I read it, I knew it was spectacular because