Lance Moore is out (which was already announced), and TUSK!!! (Chris Ivory) is dressing for the first game this season.
The other [inactive] Saints include running back/wide receiver Travaris Cadet, linebacker David Hawthorne, defensive end Turk McBride, defensive tackle Tyrunn Walker, tackle Bryce Harris and linebacker Jonathan Casillas.
...and for the Chargers:
The Chargers inactives are kicker Nate Kaeding, cornerback Shareece Wright, defensive tackle Antonio Garay, running back Curtis Brinkley, linebacker Jonas Mouton, safety Brandon Taylor and tight end Ladarius Green.