The Fandom Post is reporting that Amazon Prime has added the Harlock: Space Pirate CG anime film. The film is streamed in its English language dub with English closed-captions and is now available for free viewing if you’re a Prime member.
The story of Harlock: Space Pirate is described as:
Captain Harlock rebelled against the Allied Forces and has been plundering spaceships for one hundred years. Why did he rebel? How does he survive for one hundred years? With awe and fear to the legendary captain, the Allied Forces issue an order to assassinate Harlock.
Source: The Fandom Post