USA / English 550 min. Buy The Simpsons: The Complete Ninth Season at Amazon.com
| Producer: James L. Brooks, Matt Groening |
| Director: David Silverman, Jim Reardon |
| Writer: James L. Brooks, Matt Groening |
| Homer / Grandpa / Krusty / Barney / Others: | Dan Castellaneta |
| Marge / Patty / Selma / Others: | Julie Kavner |
| Bart / Todd Flanders / Others: | Nancy Cartwright |
| Lisa Simpson: | Yeardley Smith |
| Apu / Moe / Chief Wiggum / Others: | Hank Azaria |
| Burns / Smithers / Ned Flanders / Skinner / More: | Harry Shearer |
| Milhouse / Rod Flanders / Others: | Pamela Hayden |
| Jimbo Jones / Others: | Tress MacNeille |
| Maude Flanders / Miss Hoover / Others: | Maggie Roswell |
| Martin Prince / Sherri / Terri / Others: | Russi Taylor |
| Barcode | Edition | Format | Disks | Region | Release Date |
| 4010232039019 | 1 | ||||
| 5039036029544 | DVD | 1 | |||
| 024543395348 | Collectible Lisa Head Pack | DVD | 4 | Region 1 | 2006 dec 19 |
| 024543390411 | The Complete Ninth Season | DVD | 4 | Region 1 | 2006 dec 19 |
| 024543456452 | Bilingual English / French Edition | DVD | 1 | Region 1 | 2007 jun 26 |
| 5039036029537 | Ltd Edition 'Lisa' head | DVD | 4 | Region 2 | 2007 jan 29 |