You can install the BookMyShow Stream app on your TV from the TV app store (currently available on AndroidTV, AppleTV, and FireTV) to stream the movies you have bought/rented on your TV.
You can also buy or rent movies from the BookMyShow Stream TV app (currently available on AndroidTV and AppleTV).
Remember to log in on the BookMyShow Stream TV app if you want to buy/rent movies or stream the movies you have already bought/rented.