Who played Prince Akeem in 'Coming to America'?

Who played Jake Blues in 'The Blues Brothers'? In which film is Jake Blues a character? Who played Elwood Blues in 'The Blues Brothers'? In which film is Elwood Blues a character? Who played Westley in 'The Princess Bride'? In which film is Westley a character? Who played Inigo Montoya in 'The Princess Bride'? Who played Buttercup in 'The Princess Bride'?