Okay, its finally coming out, its completed, here's the PR:
A Grimm Prison Press Release
The heroes and the coven fight over the bag of first pixie dust. In Oz both sides attempt to bring the battle to the other. Meanwhile in the past Moana attempts to free herself from Wilhelm and his many different games.
Once Upon a Time stars Lana Parilla as Regina/The Good Queen and The Bandit, Ginnifer Goodwin as Snow White, Jennifer Morrison as Emma Swan, Colin O’Donoghue as Killian Jones and Rogers, Josh Dallas as David Nolan and Prince Charming, Rose Reynolds as Tilly/Alice, Tiera Skovbye as Margot, Adelaide Kane as Ivy, Keegan Connor Tracy as the Blue Fairy/Reul Ghorm, Rebecca Mader as Zelena, with Azra Akin as Moana and Robert Carlyle as Rumpelstiltskin.
Guest starring in this episode are Daniel Brühl as Wilhelm, Jared S. Gilmore as Sheriff Henry, Andrew J. West as Henry Mills, Dania Ramirez as Jacinda Vidrio, Alison Fernandez as Lucy, Jamie Dornan as the Huntsman, Lee Arenberg as Leroy Grumpy, Meghan Ory as Ruby, Beverley Elliot as Granny, Hiba Abouk as Esmeralda, Iain Armitage as Prince Neal, Kristen Baur van Straten as Maleficent, Chloe Bennett as Jinjur, Cate Blanchett as Queen Snow, Agnes Bruckner as Lily, Gerard Butler as Javert, Jamie Chung as Mulan, Sarah Douglass as the Hag, Christopher Gauthier as Smee, Suzy Joachim as Madame Leota, Toby Kebbell as Omby Amby, Colton Haynes as Jason, Mark Consuelos as Zorro, Teri Reeves as Dorothy, Charlize Theron as the Black Queen, Maisie Williams as Jellia Jamb, with Kathy Bates as Mombi and Sean Maguire as Robin Hood.