Game of Thrones is an American fantasy drama television series created by David Benioff and D. B. Weiss. It is an adaptation of A Song of Ice and Fire, a series of high fantasy novels by George R. R. Martin. The show premiered on HBO in the United States on April 17, 2011, and concluded on May 19, 2019, with 73 episodes broadcast over eight seasons. It has a large ensemble cast and follows several story arcs throughout the course of the show.
Game of Thrones is roughly based on the storylines of the A Song of Ice and Fire book series by George R. R. Martin. The series is set in the fictional Seven Kingdoms of Westeros and the continent of Essos. In 2014, several actors' contracts were renegotiated to include a seventh-season option.