Kaley Cuoco Announces Pregnancy with Fiancé Tom Pelphrey: Gender Reveal and Baby Bump Photos

Kaley Cuoco, known for her role in "The Flight Attendant," is expecting her second child with her fiancé, Tom Pelphrey. The couple shared the exciting news on Instagram with a series of family photos. In one picture, they posed with their 3-year-old daughter Matilda in front of a cake that revealed the gender of the baby. Cuoco also shared mirror selfies showing off her baby bump and other pregnancy photos. Stay updated on celebrity news and human interest stories by signing up for PEOPLE's free daily newsletter.