Zelena (Once Upon a Time)
In December 2013, Rebecca Mader was cast as the Wicked Witch of the West. She made multiple appearances during the second half of season three and was promoted to a series regular for the show's fifth season. The role of the Wicked Witch of the West was written specifically for Rebecca Mader. It was announced that the writers had chosen not to continue with Zelena's storyline and Mader would not be returning for the seventh season of the show. However, Mader later revealed that she would be returning for multiple season seven episodes.
Once Upon a Time (season 4)
Agnes Bruckner has been confirmed to appear in a three episode arc in the role of an adult Lily, a friend of Emma from her childhood who was portrayed by Nicole Muñoz in the fifth episode, "Breaking Glass". On February 28, Adam Horowitz confirmed the return of Barbara Hershey in a later part of the season. The thirteenth episode, "Unforgiven", which aired on March 8, 2015, saw the return of Tony Amendola as Geppetto / Marco and Jakob Davies as young Pinocchio, his older counterpart August Booth, portrayed by Eion Bailey, was reintroduced in the following episode. The episode that aired on March 22, 2015, "Poor Unfortunate Soul", saw the return of Christopher Gauthier as William Smee and introduced Tiffany Boone as a younger version of Ursula. The following episode, "Best Laid Plans", saw the return of Barclay Hope as Lily's adoptive father.