A Japanese geologist discovers that dinosaurs still exist in caves beneath the surface of a volcanic lake.
Release Date: April 29, 1977
June 11, 1993
May 23, 1997
July 18, 2001
March 15, 1933
April 01, 2018
December 11, 1993
August 13, 1974
July 06, 1977
October 01, 1987
October 17, 2004
August 08, 2007
March 15, 1975
April 03, 1981
August 15, 1977
February 28, 1991
June 12, 2019
July 13, 1960
January 01, 1992
August 01, 1998
October 13, 1998
