Knightfall

"Knightfall is the thirteenth episode of Season Seven of ABC's Once Upon a Time. It was written by Jerome Schwartz & Miguel Ian Raya, and directed by Steve Miner. It will be the one hundred and forty-sixth episode of the series overall, and will premiere on March 16, 2018.

Synopsis
Rogers strikes a deal with Eloise despite Tilly’s fair warning, while Ivy struggles to find herself after Victoria's death. Meanwhile, in a faraway realm, Hook confronts Captain Ahab over a legendary magical talisman which can free Alice, only to learn that his quest may have unintended consequences.

Starring

 * Lana Parrilla as Evil Queen/Regina Mills/Roni
 * Colin O'Donoghue as Hook (Wish Realm)/Rogers
 * Andrew J. West as Henry Mills
 * Dania Ramirez as Cinderella/Jacinda Vidrio
 * Alison Fernandez as Lucy
 * Mekia Cox as Tiana/Sabine
 * Robert Carlyle as Rumplestiltskin/Mr. Gold/Weaver/ Rumplestiltskin (Wish Realm)

Guest Starring

 * Rose Reynolds as Alice/Tilly
 * Adelaide Kane as Drizella/Ivy Belfrey
 * Emma Booth as The Witch/Gothel/Eloise Gardener
 * Christopher Gauthier as Smee (Wish Realm)
 * Chad Rook as Captain Ahab
 * Elle McKinnon as Young Alice

Uncredited

 * Ian Nsenga as Unknown

Trivia

 * -|Production Notes=

Title

 * The title of this episode was revealed by Adam Horowitz via his Twitter account on November 13, 2017.