"It's truly perfect to see a program like this on the BBC and see my way of life explicitly addressed. I had nothing like this growing up," Chandran said. Siblings Nikhil and Jay play 7-year-old Shiv Senthilkumar and Sai Ganesh Nadesan, while Ben Harris plays the young men's dad, Appa. The cast is finished with Janine Duvitski as Nana, Imprint Benton as Granddad Jim, Janaki Sabesh as Grandmother Ammamma, Ravi Master as Granddad Thatha, Tez Ilyas as neighbor Mr Awan and Harriet Carmichael plays family feline Max. Michelle Jones of Splendid Projecting cast the series.