The 29-year-old actress, who is best known for playing Daenerys Targaryen, did not give out any meaty details about the much awaited season of the HBO series, reported E! online.
"I really can't say much apart from you'll see the biggest moments on television that have ever existed," she said.
"There's something for everyone," she added.
"Game of Thrones" season 6 is set to premiere on April 24.