Natsamrat _verified_ Here

But the word (नटसम्राट) itself is more than just a title. Translated literally, it means "The Emperor of Actors." While the play created the character, the term has since become a reverent title for thespians—most notably the late Dr. Shriram Lagoo and, in the modern cinematic imagination, Nana Patekar. This article explores the masterpiece from its narrative core to its enduring legacy.

V.V. Shirwadkar (popularly known by his pen name, Kusumagraj) natsamrat

The plot follows Ramrao "Appa" Belwalkar, a celebrated Shakespearean stage actor who has retired after a lifetime of commanding the stage. He plays King Lear on stage; tragically, he begins to live Lear off it. But the word (नटसम्राट) itself is more than