Who played Hermione Granger in the 'Harry Potter' films?

Which movie franchise features the character Katniss Everdeen? Which movie franchise features the characters Bella Swan and Edward Cullen? Which fictional school does Harry Potter attend? Who played Harry Potter in the film series? Who played Frodo Baggins in 'The Lord of the Rings' films? Who played Gandalf in 'The Lord of the Rings' films? Who played Aragorn in 'The Lord of the Rings' films? Who played Tony Stark / Iron Man in the Marvel Cinematic Universe?