Television studios bet the farm on reality shows, where they didn't need any actors and movie studios had no plans for any quality movies that required the presence of me. ↗
But what's interesting is now - and not only in horror, but across the board - the studios basically only make B pictures with A budgets. That's the biggest difference. ↗
When the major studios flourished many years ago, an actor was groomed, developed, and worked frequently at his craft. The studios really took care of their actors. ↗