Non-Millennium Era Gamera Films

== Heisei Era (1995-1999) ==
Gamera 3: Revenge of Iris is actually the finale of a movie trilogy that is often refered to as the ''Heisei Gamera Trilogy''. Despite the film releasing during the Millennium Era, it is technically part of the Heisei Gamera Trilogy which the 2 prequels of the film is listed down below.
* Gamera: Guardian of the Universe (1995) (Canon to Gamera 3: Revenge of Iris)
* Gamera 2: Attack of the Legion (1996) (Canon to Gamera 3: Revenge of Iris)