An acting group is a collective of performers who work together to create a theatrical production. A TROUPE is a small group of performers, usually specializing in a particular type of performance such as comedy or dance. An ENSEMBLE is a larger group of performers, often with a variety of skills and talents, who come together to create a unified performance. A CAST is a group of actors who are chosen to perform in a play or movie. All of these terms refer to an acting group, which is a group of performers who collaborate to create a theatrical production.