If you are looking for a deep dive into the Tamil dubbed version of The Shawshank Redemption

1. Netflix: The Shawshank Redemption is available on Netflix in some regions, including India. You can check if it's available in your area.
2. Amazon Prime Video: You can stream the movie on Amazon Prime Video, which often offers dubbed versions, including Tamil.

Apple TV / iTunes: Offers the movie for digital purchase or rent in HD.

Netflix: Available for streaming with high-quality video (up to 4K depending on your plan).