Looks like Elsa has some explaining to do. On Once Upon a Time, Frozen sisters Elsa (Georgina Haig) and Anna (Elizabeth Lail) reunite in Arendelle of the past, and there’s an element of relief.

Anna and Elsa of "Frozen" have arrived in Storybrooke. At Saturday's "Once Upon a Time" panel at Comic-Con, producers played a clip from the season 4 premiere revealing characters from the Disney ...

The Nov. 30 episode of 'Once Upon A Time' was the season's best yet. Elsa made one last desperate attempt to find Anna, while the Spell of Shattered Sight loomed over everyone's head.

In the "White Out" episode of "Once Upon a Time," the "Frozen" sisters Anna and Elsa drive the action, and two more villains are revealed -- both of whom had been in Storybrooke all along.

Let it go? They just couldn't. When Once Upon a Time creators Eddy Kitsis and Adam Horowitz went with their families to see Frozen last fall, they so flipped for the Disney animated fantasy that ...

Once Upon a Time wanted to build a snowman… and it did! The ABC drama premiered with frosty magic on Sunday, Sept. 28, putting a spin on Disney’s Oscar-winning smash Frozen on the first ...

Read more ‘Once Upon a Time’ Stars Tackle 11 Unanswered Season 4 Questions 3. As Anna gets dressed, Elsa discovers a hidden diary from their mother that alludes to the fact that it could have ...

Elsa and Anna’s “Once Upon a Time” story picks up after the film. “Frozen” characters Kristoff and Prince Hans will also be introduced.

"Frozen" fans don't have to "Let it Go" just yet. The May season finale of ABC's fairy-tale drama "Once Upon a Time" revealed that Queen Elsa is joining the TV show, and she won't be roaming her ...

Elsa and Anna’s “Once Upon a Time” story picks up after the film. “Frozen” characters Kristoff and Prince Hans will also be introduced.

Elsa won't be the only character from Frozen making her way to Once Upon a Time this fall.

If that's your belief, let it go, let it go, because Elsa, Anna and Kristoff are coming to ABC's live-action "Once Upon a Time" this fall, and now we know which actors will bring them to life.