One instance of an extended kiss between a husband and wife.

Fights break out and people are injured or killed with guns and makeshift weapons. Strong punches and tackles are shown.

Torpedoes and bombs are fired toward boats and submarines, explosions are shown.

Several people are injured accidentally when submarines are hit with depth charges. Blood is shown.

Bad rashes are graphically shown.

Various swears used throughout the film.

Some smoking and references to cigarettes throughout.

The battles between ships and submarines are very tense.