Theatrical properties, or props, are items used in stage plays and similar entertainments to further the action. They can consist of something as simple as the traditional slapstick to fantastic apparatuses designed to simluate flying, windstorms, fog, or floods. Most are somewhere in between and consist of chairs and other furnishings which may be very simple or quite elaborate. They are generally under the control of the prop master. The term has readily transferred to television and motion picture production. Slapstick is a type of comedy involving exaggerated physical violence. ... For other uses see film (disambiguation) Film refers to the celluliod media on which movies are printed Film — also called movies, the cinema, the silver screen, moving pictures, photoplays, picture shows, flicks, or motion pictures, — is a field that encompasses motion pictures as an art form or as part of...

Strictly speaking a prop is an item that is either carried onto or off of, the stage generally by an actor. Items that are stationary fixtures on a set are generally refered to as set dressings.