Submarine disaster drama made under the auspices of Mussolini's department of defense. During maneuvers a submarine collides with a surface vessel and drops to the ocean floor. The crew have thirty hours' worth of air to get it back to the surface.
1976
1975
1985
2014
1972
2023
1986
2001
1999
2021
2010
2012
1964
2008
2005
1978
1994
2000