With some help from a tabletop video jukebox sent by Professor Tinkerputt, Barney, BJ, and Baby Bop relive memories as they watch special times they shared together.
| Actor | Role |
|---|---|
| DDuncan BrannanBarney (voice) | Barney (voice) |
| TTim DeverBarney (voice) | Barney (voice) |
 David JoynerBarney | Barney |
 Julie JohnsonBaby Bop (voice) | Baby Bop (voice) |
| JJeff AyersBaby Bop | Baby Bop |
| PPatty WirtzBJ (voice) | BJ (voice) |
| KKyle NelsonBJ | BJ |
| BBob WestBarney (voice) (archive sound) | Barney (voice) (archive sound) |
 Carey StinsonBarney (archive footage) | Barney (archive footage) |
| JJennifer RomanoBaby Bop (archive footage) | Baby Bop (archive footage) |
 Jeff BrooksBJ (archive footage) | BJ (archive footage) |
| TTrent GentryTony | Tony |
| VVanessa LaurenRachel | Rachel |
| MMallory LinebergerCindy | Cindy |
| BBrandt LoveKevin | Kevin |
| MMera BakerKeesha | Keesha |
| LLana WhittingtonJill | Jill |
| AAustin BallJeff | Jeff |
| AAngel VelascoRobert | Robert |
| HHannah OwensEmily | Emily |
| CChase GallatinStephen | Stephen |
 Danielle VegaKim | Kim |
| JJeffrey HoodDanny | Danny |
| BBarbara LowinMother Goose | Mother Goose |
 Grant JamesPop Wheely | Pop Wheely |