Movies vs Films

[Royal Tenenbaum]

mov·ie ( P ) Pronunciation Key (mv)
n.

A sequence of photographs projected onto a screen with sufficient rapidity as to create the illusion of motion and continuity.
A connected cinematic narrative represented in this form.
A showing of a movie. Often used in the plural: During the movie, the person in front of me kept talking. Would you like to go to the movies tonight?
movies The movie industry.

film ( P ) Pronunciation Key (flm)
n.
A thin skin or membrane.
A thin, opaque, abnormal coating on the cornea of the eye.
A thin covering or coating: a film of dust on the piano.
A thin, flexible, transparent sheet, as of plastic, used in wrapping or packaging.

A thin sheet or strip of flexible material, such as a cellulose derivative or a thermoplastic resin, coated with a photosensitive emulsion and used to make photographic negatives or transparencies.
A thin sheet or strip of developed photographic negatives or transparencies.

A movie.
Movies considered as a group.
A coating of magnetic alloys on glass used in manufacturing computer storage devices.

They are the same thing.