The Irani sisters, Daisy and Honey, had roles re-written to accommodate them. Rishi Kapoor as an overweight schoolboy in Mera Naam Joker left grown men with misty eyes. Mayur is best remembered as the young Amitabh Bachchan, despite Red Rose. Master Raju warmed the maternal cockles of many young women. And, as recently as 1998, Kunal Khemu wowed the country with his portrayal of an angry young child in Zakhm.
We all know where Rishi Kapoor went from there, courtesy a pedigreed family. The rest faded into oblivion, as performers. Kunal Khemu has not given up hope, yet.