According to Wiki, these guys were underclassmen on Gillispie's last team and were not rostered the following season. Some of them are probably just walk-ons. I don't work for KY, but on a list of 10, there's likely also a few who signed to play for KY, did what they were asked to do, and left because they weren't good enough for the NBA factory that was about to be scammed together.
2 Matt Scherbenske 6'0" 165 G Jr. Lexington, KY, U.S. Oak Hill
Oral Roberts Eagles
3 Kevin Galloway 6'7" 215 G/F Jr. Sacramento, CA, U.S. Sacramento HS
Southern Idaho
10 Landon Slone 6'3" 188 G Fr. Paintsville, KY, U.S. Paintsville HS
11 Adam Delph 6'1" 161 G Fr. Louisville, KY, U.S. PRP
13 Michael Porter 6'3" 198 G Jr. Modesto, CA, U.S. Modesto Christian
14 Mark "Buddy" Halsell 5'11" 182 G So. St. Charles, MO, U.S. St. Charles HS
SW Illinois
15 AJ Stewart 6'7" 218 F So. Jacksonville, FL, U.S. Arlington Country Day HS
25 Donald Williams 6'3" 205 G Fr. Baton Rouge, LA, U.S. Progressive Christian Academy
30 Dwight Perry 6'1" 173 G Jr. Durham, NC, U.S. Southern HS
33 Matt Pilgrim 6'8" 233 F Jr. Cincinnati, OH, U.S. Bridgton Academy
Hampton