'Black Panther' director Ryan Coogler stands alongside the movie's protagonist, Chadwick Boseman. This image appears in the gallery:'Black Panther' European Premiere: The Red Carpet In Pictures 7. 'Black Panther' director Ryan Coogler stands alongside the movie's protagonist, Chadwick Boseman. Picture: PA 21 images See the full gallery: 'Black Panther' European Premiere: The Red Carpet In Pictures