88 mins | Action, Science Fiction, Horror | July 31, 1966
88 mins | Action, Science Fiction, Horror | July 31, 1966
| IMDb rating | 6.2 |
| Producers | Toho Company, Ltd., Benedict Pictures Corp., Henry G. Saperstein Enterprises Inc., United Productions of America (UPA), Tokyo Laboratory |
| Original title | フランケンシュタインの怪獣 サンダ対ガイラ |
| Directors | Seiji Tani, Kôji Kajita, Ishirō Honda |
| Writers | Mary Shelley, Ishirō Honda, Takeshi Kimura, Reuben Bercovitch |
as Dr. Yuzo Mamiya
as Akemi Togawa
as Dr. Paul Stewart
as General Hashimoto
as Singer
as Officer Hirai
as Professor Kita
as Chief Izumida
as Lt. Col. Kazama
as Saburo Kameda
as General's Aide
as Soldier
as Defiant Reporter
as Skeptical Reporter
as Fisherman #1
as Fisherman #2
as Official
as Dr. Paul Stewart (voice)
as Gaira
as Sanda
as Adolescent Sanda
as Adolescent Sanda (voice)
as (uncredited)