Please natural speed. :)
The star,s presence in a film is a promise of what you will see if you go to see the film.
They are also property on the strength of whose name money can be raised to make a film ; they are an asset to the stars themselves, to the studios and agents who control them ; they are a major part of the cost of a film.
This work of making the star out of the raw material of the person depends on how much the essential qualities of that material are respected.
People go to see a film because of the star that is acting in it.
Money is raised for a film project on the strength of the acting star. This benefits the stars, the agents, and the studios who control the filming. The actors are a major cost of the film.
New actors should be respected, they are the future of the film industry.