Once Upon a Time season 4

*Once Upon a Time*
Once Upon a Time
Season 4
	DVD cover
Starring	Ginnifer Goodwin; Jennifer Morrison; Lana Parrilla; Josh Dallas; Emilie de Ravin; Colin O'Donoghue; Jared S. Gilmore; Michael Socha; Robert Carlyle;
No. of episodes	22
Release
Original network	ABC
Original release	September 28, 2014 –; May 10, 2015
Season chronology
	← Previous; Season 3 Next →; Season 5
	List of episodes

The fourth season of the American ABC fantasy-drama series Once Upon a Time was announced on May 8, 2014.^[1]^[2]^[3] Like the previous season, it was also split into two volumes, with the first airing from September 28 to December 14, 2014, and the second from March 2 to May 10, 2015.^[4]

Existing fictional characters introduced to the series during the season include the main antagonists for the two volumes, the Snow Queen and the Queens of Darkness (a triad of villains including returning character Maleficent, and new characters Cruella de Vil and Ursula), alongside Elsa, Anna, Kristoff, the Apprentice, Little Bo Peep and Poseidon.

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