The British actor Benedict Cumberbatch, well known for his TV role as Sherlock Holmes as well as his portrayal of Alan Turing's poignant life, cast his spell on Hong Kongers at the worldwide promotion of Doctor Strange one month ago. The acclaimed actor, together with the main cast, has special appeal to Hong Kong, and chose the city for the superhero movie's world premier for both its charm and Hong Kong being one of the three sanctums in the movie.