The September 28, 2007 Edition of Smackdown is a Professional wrestling television show of the WWE, which took place at the Conseco Fieldhouse in Indianapolis, Indiana. It was taped on September 25, 2007.
- Numbers in parentheses indicate the length of the match.
- (c) refers to the champion(s) heading into the match.
- Dark match: Festus & Jesse defeated Deuce & Domino (w/ Cherry)
- Victoria defeated Torrie Wilson (3:30)
- Chuck Palumbo defeated Kenny Dykstra (3:30)
- Kane defeated Montel Vontavious Porter via disqualification (15:45)
- Jamie Noble defeated Shannon Moore (3:05)
- The Undertaker defeated Mark Henry (3:40)
- Dark match: Batista defeated The Great Khali
- WWE Smackdown #423 at CAGEMATCH.net
- [Smackdown #423 on WWE Network]