Air-Raid: This Is Not A Drill!
Official developer's site. Includes introduction, screen shots, demo, system requirements, features, and discussion forum.
Boomtown
[6/10] Review by John Dow with screen shots and system requirements. "Air Raid is a budget title and as such, it provides everything it needs to."
GameZone
[7.3/10] Review by Kevin Giacobbi with screen shots. "A basic no thinking shoot-em up game from a battle turret."
WorthPlaying
[3/10] Review with screen shots by Chad Ballew.