Once Upon a Time

10 Best Episodes of Once Upon a Time - Season 4

There is a town in Maine where every story book character you've ever known is trapped between two worlds, victims of a powerful curse. Only one knows the truth and only one can break the spell.Emma Swan is a 28-year-old bail bonds collector who has been supporting herself since she was abandoned as a baby. Things change for her when her son Henry, whom she abandoned years ago, finds her and asks for her help explaining that she is from a different world where she is Snow White's missing daughter.

Written by Sophie and last updated on feb 04, 2023.

PS: The following content contains spoilers!

PPS: I will admit that parts of this page was written with the help of AI - it makes my work so much easier to not start from a blank page!

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Once Upon a Time - S4E4

#15 - The Apprentice (Season 4 - Episode 4)

After Emma asks Hook out on a real first date, Hook visits Mr. Gold and asks for his hand to be reattached so that he can embrace her with both hands. Henry and Mary Margaret try to offer hope to Regina when she becomes frustrated over not being able to find a cure to save a frozen Marian. Will Scarlet attempts to break into the Storybrooke library to find a special book. Rumplestiltskin seeks a magical box that the Sorcerer’s apprentice is guarding.

The episode was rated 7.76 from 1382 votes.

Once Upon a Time - S4E7

#14 - The Snow Queen (Season 4 - Episode 7)

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Emma captures the Snow Queen and interrogates her at the sheriff’s station. Regina and Robin Hood’s relationship grows increasingly complex as they struggle to find a way to save his dying wife. Emma begins to see what she missed out on by not growing up and being a family with Snow and Charming. Henry begins his after-school job in Gold’s shop while trying to help Regina find a clue to the identity of the author of the storybook. The history of the Snow Queen is revealed.

The episode was rated 7.77 from 1299 votes.

Once Upon a Time - S4E20

#13 - Lily (Season 4 - Episode 20)

Emma's potential for darkness is looming over everyone, but when Emma realizes Maleficent's daughter Lily is in fact her closest friend from her foster care days, she resolves to find Lily and reunite her with her mother. Regina joins forces with Emma and together they set out to track down Lily and to warn Robin about Zelena. However, neither of them is prepared for the harsh realities they'll encounter in the outside world. Meanwhile, in Storybrooke, Gold faces a crisis involving Belle. In a foster care flashback, things are looking up for young Emma with her new family until Lily's appearance threatens to destabilize everything.

The episode was rated 7.77 from 1335 votes.

Once Upon a Time - S4E9

#12 - Smash the Mirror (2) (Season 4 - Episode 9)

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Robin Hood has a clue that could point Regina to the author of the fairy-tale book, and Regina teams up with David and Mary to find Emma.

The episode was rated 7.79 from 912 votes.

Once Upon a Time - S4E8

#11 - Smash the Mirror (1) (Season 4 - Episode 8)

In Arendelle, the Snow Queen tries to pit Elsa and Anna against each other, but it proves more difficult than she anticipated.

The episode was rated 7.80 from 1287 votes.

Once Upon a Time - S4E2

#10 - White Out (Season 4 - Episode 2)

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While desperately trying to find her sister Anna, Elsa accidentally traps them both inside an ice cave. Regina secludes herself from the town and Henry. With the townspeople considering Mary Margaret their leader, she faces her first leadership task in trying to re-start a generator and restore the town’s electricity after Elsa freezes and damages the power lines. Anna tries to teach a meek David to fight Bo Peep.

The episode was rated 7.84 from 1423 votes.

Once Upon a Time - S4E5

#9 - Breaking Glass (Season 4 - Episode 5)

Regina reluctantly teams up with Emma to search for the Snow Queen after Sidney, who is once again Regina's prisoner in the mirror, discovers her whereabouts and agrees to lead her to the location. With Belle babysitting baby Neal, a nervous Mary Margaret and David prepare for their first date night away from their child and find themselves on a mission to track down Will Scarlet, who has escaped from the town jail. Elsa sees Anna in the Storybrooke woods. Young Emma finds herself a kindred spirit when she befriends a girl who, like her, is a runaway orphan.

The episode was rated 7.86 from 1354 votes.

Once Upon a Time - S4E16

#8 - Poor Unfortunate Soul (Season 4 - Episode 16)

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Hook leverages his complicated history with Ursula to find out what she knows about Gold's endgame. Gold and the Queens of Darkness torture August for information about the Author as Emma, Mary Margaret and David race to find them. Regina grows concerned for Robin Hood's safety while she struggles to maintain her cover with the villains. In a Fairy Tale Land flashback, when a restless young Ursula enlists Hook's help to run away from home, she soon learns it isn't wise to trust a pirate.

The episode was rated 7.86 from 1315 votes.

Once Upon a Time - S4E1

#7 - A Tale of Two Sisters (Season 4 - Episode 1)

A scared and confused Elsa from Arendelle finds herself in Storybrooke and creates a powerful snow monster for protection. Regina wonders if her relationship with Robin Hood has been completely quashed now that Marian's back in the picture. Elsa's sister wants to complete their parent's fateful journey and discover if their quest may have held the secret to containing Elsa's out of control ice powers.

The episode was rated 7.86 from 1572 votes.

Once Upon a Time - S4E3

#6 - Rocky Road (Season 4 - Episode 3)

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When an icy spell is cast on Marian, the Storybrooke residents place the blame on Elsa. Emma and David find former Merry Men member Will Scarlet rummaging through Robin Hood’s tent. Regina teams up with Henry to try and discover the identity of the author of the fairy tale book. Mary Margaret has trouble balancing her duties as leader of Storybrooke and mother to young Prince Neal. Hook begins to suspect that Mr. Gold is still in control of the dagger that calls upon him to be the Dark One. Elsa and Kristoff set off to stop Hans from attempting to take control of the kingdom.

The episode was rated 7.88 from 1358 votes.

Once Upon a Time - S4E12

#5 - Heroes and Villains (Season 4 - Episode 12)

In the aftermath of the Snow Queen’s spell, our heroes try to pick up the pieces and Regina has to make a difficult choice. Hook’s fate hangs in the balance as Gold’s quest for power threatens everything he holds dear. And, in the Enchanted Forest flashback, an intrusion during Belle's stay at Rumplestiltskin's dark castle will wreak havoc in both the past and the future.

The episode was rated 7.95 from 1283 votes.

Once Upon a Time - S4E11

#4 - Shattered Sight (Season 4 - Episode 11)

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Storybrooke is in a state of chaos with all the residents under the Snow Queen’s Spell of Shattered Sight at each other’s throats. Emma and Elsa race against the clock to free themselves of the ribbons and take down the Snow Queen and her curse. David can only watch when Regina clashes with Mary Margaret in an epic battle. Meanwhile, Gold gathers Belle and Henry as he prepares to leave town forever, and Will Scarlet looks to square his tab with Hook. Kristoff’s thick-headedness leads Anna to a heartwarming discovery.

The episode was rated 8.01 from 1299 votes.

Once Upon a Time - S4E10

#3 - Fall (Season 4 - Episode 10)

As the Spell of Shattered Sight approaches Storybrooke, Mary Margaret and David rally the residents to prepare for the curse while Belle and the fairies work together on an antidote. Gold, with Hook as his reluctant servant, sets about an exit strategy of his own. Regina and Robin Hood ready themselves for the worst while, with the help of a locator spell, Emma and Elsa search desperately for Anna. In Arendelle, Anna and Kristoff awaken to find that their kingdom is once again in danger.

The episode was rated 8.02 from 1286 votes.

Once Upon a Time - S4E22

#2 - Operation Mongoose (1) (Season 4 - Episode 22)

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The Author proves to be a formidable wild card, and as Emma, her parents, Hook and Regina try to thwart him, he forges an alliance with Gold.

The episode was rated 8.02 from 1186 votes.

Once Upon a Time - S4E23

#1 - Operation Mongoose (2) (Season 4 - Episode 23)

As Emma, her parents, Hook and Regina scramble to stop them, the Author and Gold raise the stakes by turning the tables on heroes and villains alike.

The episode was rated 8.35 from 934 votes.

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