Game of Thrones ends after eight seasons, and its cast is finding new work. 1 / 8
Jerome Flynn has been cast in Amazon's Dark Tower adaptation. 2 / 8
While his role is largely unknown, he'll be playing a cowboy. 3 / 8
Flynn had nearly quit acting before being cast as Bronn in the HBO series. 4 / 8
The Dark Tower has a gunslinger navigate a fantasy world to the titular structure. 5 / 8
The novel series is written by Stephen King who also executive produces. 6 / 8
Filming is expected to begin this month and end in June. 7 / 8
The series will reportedly be a prequel telling the gunslinger's early days. 8 / 8