In an interview with Huffington Post, Nikolaj Coster-Waldau expressed that it was an emotional goodbye to his longtime Game of Thrones character.
Coster-Waldau, who plays Jaime Lannister in the HBO series said there were many teary goodbyes and farewell dinners throughout the season, so there was so much build-up at the end.
“When my turn came around, I really didn’t think it was going to phase me,” Coster-Waldau said. “But I have to admit that right when they said, “This is a series wrap for Nikolaj,” there might have been a tiny bit of moisture in the air, just around my eyes.
Source: IGN.com Game of Thrones: Nikolaj Coster-Waldau Shares "Emotional" Goodbye to Jaime Lannister