: The primary streaming home for the film. If you have a subscription, you can stream it or use the Prime Video app to download it for offline viewing at no extra cost.

: The film is available for purchase or rental, which includes the ability to download via the Google TV app for offline use.

You can access on several major platforms, many of which offer an official "offline download" feature within their apps:

Instead, you can legally watch or download the movie for offline viewing through these verified services: 1. Official Streaming and Download Options