Classic public domain film, digitally preserved and free to stream forever.
Destroy All Planets (1968), also known as Gamera vs. Viras, pits the giant fire-breathing turtle Gamera against a squad of alien invaders who kidnap two young boys to use as leverage in their plan to conquer Earth. A beloved entry in the classic Gamera kaiju series.
Starring Kojiro Hongo, Toru Takatsuka, and Carl Craig. This film is in the public domain and free to watch, download, and share.