Her comments come after her co-star Emilia Clarke — who plays Daenerys Targaryen - recently revealed the emotional toll the ending of the series had on her.
Emilia Clarke in the role of Daenerys Targaryen. Photo / HBO
She said: "It's over and I cried like a baby on the last day. I felt completely lost.
"Ten years is a long time. It's like losing an actual limb.
"I was 22 — a child — when I first walked on the Game of Thrones set. I grew up with her."
Meanwhile, the episode lengths are reportedly very long, after the eighth season appeared to be leaked.