This image of a pair of 3D glasses used in movie theaters is available as both a large transparent png and an SVG if you'd like to use it in print.
Silhouette of movie theatre audience, notice that the guy is doing the famous "yawn, stretch, arm around date" move ;) Kind of funny and will look great on a any website dedicated to theater!
A stack of film cans and a movie reel.
Filmstrip
Purple "Admit One" ticket, this could either be for a theatre entrance of used for other things.
Pink movie theatre ticket
Animation of a cameraman running to get the story.
Movie film reels.
"Take One" animated clapboard.
Theatre spotlights, these look like the huge ones outside during major theatrical events.
A small cartoon clapper board that says "Act".
Black and white drawing of hands holding the clapperboard just before "Lights, camera... action".
Small animated television with static on the screen.
A very nice, high quality image of a piece of film.
Animated photographer using an old fashioned camera.
Large image of a bright red directors chair.