Sam Heughan "Shows a Jealous Face" When Caitriona Balfe is Too Close to Male Co-Star?

"In a shocking incident, Outlander star Sam Heughan was caught looking jealous when his co-star Caitriona Balfe got intimate with a male colleague. Is this jealousy just part of the script on the show or is there something deeper going on in the relationship between these stars? Read on to find out more about Sam's reaction and the real-life relationships of the Outlander stars." #SamHeughan #CaitrionaBalfe