A behind-the-scene look at the origins and evolution of the Academy Award-winning film.
| Actor | Role |
|---|---|
 Idina MenzelSelf | Self |
 Kristen BellSelf | Self |
 Jennifer LeeSelf | Self |
 Josh GadSelf - Narrator | Self - Narrator |
 Walt DisneySelf (archive footage) | Self (archive footage) |
| BBecky BreseeSelf | Self |
 Chris BuckSelf | Self |
| IIan J. CooneySelf | Self |
 Jonathan GroffSelf | Self |
 Kristen Anderson-LopezSelf | Self |
 Don HallSelf | Self |
 John LasseterSelf | Self |
 Peter Del VechoSelf | Self |
 Robert LopezSelf | Self |