I have not seen this film(movie).英国英语用movie美国英语用film!
I've never seen/watched this movie/film.
英国英语用movie美国英语用film
I've never seen the movie before...
楼上的~美国英语也是用movie的,好不好?
I have never seen this movie.
或者
I didnot see the movie.
I have never saw this film before.