Jaheem Toombs from the former Nickelodeon series, 100 Things to Do Before High School was a guest star in the episode, Do the Knight Thing.
Kira was Kiki in Wish I May, Wish I Knight whilst Maya appeared as Bria in Do the Knight Thing and Jack appeared as Sir Swayze in Working on the Knight Moves. Fellow former cast Members on The Thundermans, Kira Kosarin, Jack Griffo, and Maya Le Clark appeared in Knight Squad.Lizzy Greene from Nickelodeon live-action television series, " Nicky, Ricky, Dicky & Dawn" will guest star in Fright Knight.