Possible Clues:

• Burt Reynolds made his directorial debut with this 1976 action comedy film set in a swamp
• Tim Tebow, in college football
• Big-mouthed snapper
• Seminole's gridiron rival
• Reviews who is working where with great swamp creature shortly
• Small type of 22 across laid out gladiator
• Everglades snapper
• Bulldog rival
• Informal American term for semi-aquatic reptile
• "Swamp People" critter