'Game of Thrones' Season 7 Spoilers Update: Jon Snow, Daenerys Targaryen Vs. White Walkers; Liam Cunningham Confirms Numerous Characters Coming Together [VIDEO] "Game of Thrones" Season 7 is expected to feature Jon Snow and Daenerys Targaryen fighting against White Walkers. On the other hand, Liam Cunningham confirmed that a lot of characters will arrive.