For every sure-bet in movie casting, there are scores of questionable decisions on whether an actor can handle a certain role. And that’s where the screen test comes in.
A screen test provides the opportunity for a director and producer to determine whether a specific part should go to an actor who might not be the obvious choice for the role. David O. Selznick memorably shot scores of screen tests to find the right actors that would bring Margaret Mitchell’s characters to life in the film version of “Gone with the Wind” – except for the role of Rhett Butler, which was always envisioned for Clark Gable. Several decades later, George Lucas brought together a line-up of promising under-the-radar talent to test for his “Star Wars.”