When important roles not shown in films on screen

Movie lovers watch films with keen interest and the makers try to entertain them with their narration. There are many films in which the makers refer to a character but that character never appears on the screen ,though the entire story revolves arou...
When important roles not shown in films on screen raviteja - nara rohitn,avunu vaalliddaru ishata paddaru,chavu kaburu challaga,nara rohit,rowdy fellow