Use python to perform the following for movie recommendation:

$-$ Use the following API KEY $($e$.$g$.134789087894220)$

$-$ Enhance the tag filter by giving the user summary about the most common tags.

$-$ When a movie is chosen, find and display all actors appearing in the movie.

$-$Allow the user to click on an actor which then shows all movies that the actor has played on$.$

$-$Implement at minimum four new business use cases that will enhance your users$$ experience on your site.