“Again, in that time period, people were traveling around a lot. Jamie’s also been abroad.
“He’s been in France, he’s learned Greek, he’s learned German, he’s learned all these different languages, so he’s quite cultured.
“And we find out in the series, as well, that he’s not just a farm boy or an outlaw. You actually find out that he’s got a bit of history.
The star added: “He comes from a quite wealthy family, so there’s many sides to him.”
Outlander season 5 will air on Amazon Prime on February 16, 2020