silver screen
From Longman Dictionary of Contemporary Englishsilver screenˌsilver ˈscreen noun → the silver screenExamples from the Corpussilver screen• He snatches the issue from politicians and makes it as grand and simple as a silver screen story.• She dies in 1963, years before the critically acclaimed work was being adapted for the silver screen.• Pembroke's major cinematic achievement to date was introducing Koo Stark to the silver screen.