An alien vessel manages to break the earth defense systems. Captain Layton is sent to investigate and find the invaders. Together with friends from the planet Ganymed he discovers the enemies in a hidden underground city on earth.
Release Date: February 17, 1978
November 07, 1997
June 25, 1996
December 25, 1999
June 01, 1984
November 26, 1986
November 18, 1994
November 22, 1996
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June 25, 1982
September 28, 1951
June 01, 1955
May 25, 1979
December 07, 1979
April 13, 2016
June 04, 1982
June 09, 1989
December 06, 1991
June 07, 2016
August 31, 2020
