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"Once Upon a Time has unveiled the first photos of Frozen&amp;#039;s Elsa and Kristoff. The ABC fantasy series will introduce characters from the Disney animation during its fourth season premiere &amp;#039;A Tale of Two Sisters&amp;#039;.   Fringe star Georgina Haig appears as Elsa, while Chasing Life&amp;#039;s Scott Michael Foster takes on the role of Kristoff. Sven the reindeer also features in the first preview pictures.  Elsa appeared briefly in the final moments of the third season finale, and writers Edward Kitsis and Adam Horowitz have promised that they will put a &amp;quot;twist&amp;quot; on her tale.   Earlier this week, Tyler Jacob Moore was cast as Prince Hans, who faked a romance with Anna in order to gain power in the Disney film. Newcomer Elizabeth Lail will appear as Anna, while John Rhys-Davies has been cast as Pabbie the Troll King. Once Upon a Time will return to ABC on Sunday, September 28.  Watch Idina Menzel perform &amp;#039;Let It Go&amp;#039; as Elsa in Frozen below:  "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.digitalspy.com/tv/frozen/news/a587902/first-look-at-frozen-characters-elsa-and-kristoff-in-once-upon-a-time/>