IN A SPECIAL ENHANCED EPISODE, CORA'S DESIRE TO TAKE RUMPLESTILTSKIN'S PLACE AS THE DARK ONE TAKES ONE STEP CLOSER TO REALITY AS HE LAYS DYING, AND MARY MARGARET IS ONCE AGAIN TEMPTED BY DARK MAGIC, ON ABC'S "ONCE UPON A TIME"

Special Enhanced Episode to Include On-Screen Facts and Back Story

Rose McGowan ("Charmed") Guest Stars as Younger Cora

Get ready to view a special encore presentation of "Once Upon a Time," enhanced with on-screen facts and back story about one of the most talked about dramas on television. In the episode "The Miller's Daughter," Cora's desire to rid herself of Rumplestiltskin in order to take his place as The Dark One takes one step closer to reality as she and Regina attempt to overpower a dying Mr. Gold; and Mary Margaret is once again tempted by dark magic. Meanwhile, in the fairytale land that was, Rumplestiltskin agrees to offer his services to a younger Cora - for a price - when the king calls her bluff and orders her to actually carry through on her boast of being able to spin straw into gold, on "Once Upon a Time," SUNDAY, APRIL 7 (8:00-9:00 p.m., ET) on the ABC Television Network. (Rebroadcast. OAD: 3/10/13)

The enhanced version of "Once Upon a Time" will include text on the screen and will "let viewers in" on clues within the show.

"Once Upon a Time" stars Ginnifer Goodwin as Snow White/Mary Margaret, Jennifer Morrison as Emma Swan, Lana Parrilla as Evil Queen/Regina, Josh Dallas as Prince Charming/David, Emilie de Ravin as Belle, Colin O'Donoghue as Hook, Jared S. Gilmore as Henry Mills, Meghan Ory as Red Riding Hood/Ruby, and Robert Carlyle as Rumplestiltskin/Mr. Gold.

Guest starring are Barbara Hershey as Cora, Michael Raymond-James as Neal Cassidy, Rose McGowan as younger Cora, Gerry Rousseau as father, Joaquim de Almeida as King Xavier, Eva Allan as Princess Eva, Zak Santiago as Prince Henry and Sonequa Martin-Green as Tamara.

"The Miller's Daughter" was written by Jane Espenson and directed by Ralph Hemecker.

"Once Upon a Time" is broadcast in 720 Progressive (720P), ABC's selected HDTV format with a 5.1 channel surround sound. This program carries a TV-PG parental guideline.

For more information on "Once Upon a Time," visit ABC.com/Once