Gamera the Giant Monster

Gamera, the Giant Monster is a 1965 Japanese kaiju film directed by Noriaki Yuasa, with special effects by Yonesaburo Tsukiji. Produced and distributed by Daiei Film, it is the first film in the Gamera franchise and the Shōwa era. The film stars Eiji Funakoshi, Harumi Kiritachi, and Junichiro Yamashita. In the film, authorities deal with the attacks of Gamera, a giant prehistoric turtle unleashed in the Arctic by an atomic bomb. (Wikipedia)