Season Four

Season Four is the fourth season of ABC's Once Upon a Time. It was announced on May 8, 2014. Filming began on July 9, 2014 and lasted until April 2, 2015.

Season Four premiered on September 28, 2014 with "A Tale of Two Sisters", and ended with "Operation Mongoose Part 1" immediately followed by "Operation Mongoose Part 2" on May 10, 2015.

New Characters

 * Anna
 * Gerda
 * Grand Pabbie
 * Kristoff
 * Sven
 * Bo Peep
 * Ingrid
 * Hans
 * Will Scarlet
 * Apprentice
 * Lily Page


 * Colette
 * Duke
 * Helga
 * Cruella De Vil
 * Ursula
 * King Stefan
 * Poseidon
 * Isaac Heller
 * Madeline
 * Merlin

Starring

 * Ginnifer Goodwin as Snow White/Mary Margaret Blanchard
 * Jennifer Morrison as Emma Swan
 * Lana Parrilla as Evil Queen/Regina Mills
 * Josh Dallas as Prince Charming/David Nolan


 * Emilie de Ravin as Belle/Belle French
 * Colin O'Donoghue as Hook
 * Jared S. Gilmore as Henry Mills
 * Robert Carlyle as Rumplestiltskin/Mr. Gold

Guest Starring

 * Lee Arenberg as Grumpy/Leroy
 * Christie Laing as Maid Marian
 * Sean Maguire as Robin Hood
 * Giancarlo Esposito as Sidney Glass
 * Beverley Elliott as Granny/Granny
 * Gabrielle Rose as Ruth
 * Raphael Sbarge as Archie Hopper
 * Brad Dourif as Zoso
 * Abby Ross as young Emma
 * Sarah Bolger as Aurora
 * Jessy Schram as Ashley Boyd


 * Keegan Connor Tracy as Mother Superior
 * Charles Mesure as Black Beard
 * Kristin Bauer van Straten as Maleficent
 * Tony Amendola as Marco
 * Eion Bailey as August Booth
 * JoAnna Garcia Swisher as Ariel
 * Christopher Gauthier as William Smee
 * Wil Traval as Sheriff of Nottingham
 * Rebecca Mader as Zelena
 * Barbara Hershey as Cora
 * Tony Perez as Valet

Co-Starring

 * Raphael Alejandro as Roland
 * Faustino Di Bauda as Sleepy/Walter
 * Jason Burkart as Little John
 * Michael Coleman as Happy/Happy
 * Eric Keenleyside as Maurice
 * David-Paul Grove as Doc/Doc
 * Gabe Khouth as Sneezy/Mr. Clark
 * Jeffrey Kaiser as Dopey/Dopey
 * Mig Macario as Bashful/Bashful
 * Jakob Davies as Pinocchio
 * Ingrid Torrance as Severe Nurse

Starring

 * Michael Socha as Will Scarlet

Guest Starring

 * Georgina Haig as Elsa
 * Pascale Hutton as Gerda
 * Elizabeth Lail as Anna
 * Scott Michael Foster as Kristoff
 * John Rhys-Davies as Grand Pabbie
 * Elizabeth Mitchell as Ingrid
 * Robin Weigert as Bo Peep
 * Tyler Jacob Moore as Hans
 * Timothy Webber as Apprentice
 * Nicole Munoz as young Lily Page
 * Frances O'Connor as Colette
 * Sally Pressman as Helga


 * Jonathan Runyon as Duke
 * Brighton Sharbino as young Ingrid
 * Merrin Dungey as Ursula
 * Victoria Smurfit as Cruella De Vil
 * Sebastian Roché as King Stefan
 * Tiffany Boone as young Ursula
 * Ernie Hudson as Poseidon
 * Patrick Fischler as Isaac Heller
 * Anna Galvin as Madeline
 * Agnes Bruckner as Lily Page

Lineup Changes

 * Michael Raymond-James is no longer billed as "starring".
 * Christie Laing is now billed as "guest starring".
 * Abby Ross is now billed as "guest starring".