Possible Clues:

• Film that justified all water safety principles
• 1975's top-grossing movie
• James the First was wrong and that's straight from the horse's mouth
• Film talks
• 1975 movie with a mechanical predator
• 1975 Spielberg hit
• White Zombie "Soul-crusher, pulling closer like the blue steel ___ of hell"
• Marine thriller set on Amity Island
• Thriller set around Amity Island
• Spielberg thriller of 1975