- All-Star Cast:
- The Cast Show Off: Bruno Mars and Kristin Chenoweth get some elaborate singing numbers as their characters.
- The Danza:
- Janelle Monáe cameos as the veterinarian Dr. Monae.
- Philip Lawrence as Felipe, the head Red Macaw.
- Real-Life Relative: Zoe Mora, Eva's Latin American Spanish voice actress, is the daughter of Blu's LA voice actor, Moisés Iván Mora.
- Franchise Killer: Rio 2 became a box office success upon release, but the film's mixed reviews caused the third movie to enter Development Hell.
- What Could Have Been:
- Roberto was originally going to be a tough, intimidating bird. His parts were rewritten after Bruno Mars was cast.
- Fernando was originally going to join Tulio and Linda on their expedition, even finding the blue macaw feather. Also, the trio would have encountered a native Amazonian tribe, who would end up pointing the way.
- An early plot draft involved Bia becoming afraid to fly after accidentally embarrassing herself during her first attempt.
Trivia / Rio 2