Bethanny Nurse isn't deaf in real life, in The Tale of the Lonely Ghost, her character Sally, was speaking and hearing perfectly to Laura Levin's character Beth.
Bethanny Nurse who portrayed Stacey, previously appeared in the season one episode "The Tale of the Lonely Ghost" as Beth's friend Sally.
Brigid Tierney, who portrayed the British girl Emma, in real life is actually the younger sister of Jacob Tierney, who portrayed Midnight Society Member, Eric in Season One.
Even though all the other captured children were from various countries around the world, all of them spoke in Canadian & American accents.
Emma is played by Brigid Tierney, whose brother Jacob Tierney had previously played Eric through the first season.