Actresses Mayim Bialik (Blossom) and Carol Ann Susi (Nun) also worked together on The Big Bang Theory (2007) as Amy Farrah Fowler an the voice of Howard (Simon Helberg)'s unseen mother, respectively.
The little kid that Joey picks up and moves away from the magic sword is played by Joey Lawrence's younger brother, Andrew Lawrence.
The group performing in Tomorrowland is The Party, a group formed by the 1990's Mickey Mouse Club.