Jessica Chastain didn’t speak to her co-stars on the set of ‘Memory’. The 46-year-old actress has revealed that she “hid” from her co-stars – including Peter Sarsgaard – while shooting the new drama movie. Jessica – who used a method approach in order to bring her character’s emotions to the fore – told Sky News: “Peter and I didn’t really talk on set. We would say good morning to each other, but I kind of hid from everyone. And then we got to know each other as the characters in chronological order. “So, every time we would get to set and speak, I was looking at him, not knowing how he felt a…