HBO’s 'A Knight of the Seven Kingdoms' prequel, set 100 years before 'Game of Thrones,' premieres in 2026.

The trailer for HBO’s 'A Knight of the Seven Kingdoms,' a prequel to 'Game of Thrones,' confirms the series will premiere in 2026. Set about 100 years before the original series, it follows young Ser Duncan, known as Dunk, and his companion Egg as they navigate a fractured Westeros. The footage highlights rich world-building, diverse characters including young nobles and a Dornish puppeteer, and a character-driven story with production values likened to the original.