The Stable Boy

Stable Boy is the upcoming eighteenth episode of Once Upon a Time.

Synopsis
The Evil Queen seeks help from her mother Cora with the Dark Curse; the backstory of a young Snow White is revealed. Mary Margaret Blanchard's past comes back to haunt her. Emma keeps searching for evidence to prove Mary Margaret’s innocence in Kathryn Nolan’s murder; the root of the Evil Queen’s disdain for Snow White is revealed.

Appearances

 * Snow White/Mary Margaret Blanchard
 * Emma Swan
 * Rumpelstiltskin/Mr. Gold
 * Evil Queen/Regina Mills
 * Prince Charming/David Nolan
 * August Booth
 * Henry Mills
 * Henry
 * Red Riding Hood/Ruby
 * The Seven Dwarves and their counterparts

Trivia

 * Cora the queen mother makes her first appperence.