Once Upon a Time (season 7)
On September 8, it was announced that Meegan Warner would be guest starring as an alternate version of Rapunzel, a character previously featured in one episode of season 3. It was later revealed that the character would appear in a multi-episode arc. On September 20, it was announced that former main Rebecca Mader would return for multiple episodes in the seventh season as Zelena, who will also have a cursed identity.
Once Upon a Time (season 3)
After "Once Upon a Time in Wonderland" was canceled, it was reported that Michael Socha, who plays the Knave of Hearts, was in talks to join the main cast in Season 4. On April 2014, it was confirmed that Michael Socha will become a regular for Once Upon a Time's fourth season.