Baccarin showed off her budding baby bump in a gray curve-hugging dress. She finished her look with purple pumps and added some fun flair with a purple hat. MCKenzie looked dapper as he matched his lady love rocking a black leather jacket, gray slacks and a navy sweater.
This is the first child for the costars, who are reportedly planning to wed soon. Morena likewise filed for divorce from her ex-husband, Austin Check, in June after four years of marriage. The former couple also share a 2-year-old son together.
Nevertheless, it looks like Ben and Morena are going strong -- and they make one pretty cute couple!
What do you think about their red carpet debut? Tell toofab in the comment section below and check out the gallery above to see more celebrity couples who met on set!