Where can you watch fullmetal alchemist brotherhood the movie?

There isn't a "Fullmetal Alchemist Brotherhood" movie. There are two Fullmetal Alchemist movies, but they are both based on the original Fullmetal Alchemist anime series, not the Brotherhood series:

* Fullmetal Alchemist: Conqueror of Shamballa (2005): This movie is a sequel to the original Fullmetal Alchemist anime and takes place in an alternate universe.

* Fullmetal Alchemist: The Sacred Star of Milos (2011): This is an original story set in the world of the original Fullmetal Alchemist anime.

The Fullmetal Alchemist: Brotherhood series itself is a complete anime adaptation of the manga, with 64 episodes. You can watch it on:

* Netflix: In some regions

* Funimation: With a subscription

* Crunchyroll: With a subscription

* Amazon Prime Video: For purchase or rent in some regions

* Hulu: In some regions

If you are looking to watch the "Fullmetal Alchemist: Brotherhood" series, please clarify your question.