The phrase "to see this movie" means to watch or view a particular film. It can also imply that one is interested in going to a cinema, theatre or any other place where movies are shown, to watch the specific movie mentioned by them.
Haven't seen this movie in years — since I was a kid and too young to really understand what I was watching. (theretroset.com)
I can't imagine that the audience would appreciate you bringing your baby to a movie once they are born, so go see a movie in the theater before! (lifewithmylittles.com)
Why you all acting like you haven't seen this movie before? (justarsenal.com)