Kevin Sussman As Stuart Bloom
During Season 2, Kevin Sussman portrayed Stuart Bloom, the proprietor of a comic book store that became a popular hangout for the boys. Despite the fact that he wasn’t a key part of the group, he appeared on the scene rather frequently. Kevin Sussman had a distinguished acting career prior to joining the cast of The Big Bang Theory, having appeared on episodes such as Ugly Betty and Wet Hot American Summer: First Day of Camp, among others.
Lindsey Kraft As Marissa Johnson
Penny’s ex-boyfriend, Zack Johnson, had a wife, Marissa Johnson, who was played by Lindsey Kraft. Marissa Johnson was played by Lindsey Kraft. Because of Zack’s infertility, the couple met with Leonard and Penny and begged Leonard to be the father of their child. She has made guest appearances on shows such as Living Biblically and Grace and Frankie.