Numerous versions of Caitlin, also known by her alias Killer Frost, have appeared and died over the course of the series so far.
While she looks exactly the same as her predecessors, bar her dyed-blue hair, Wallace echoed the character’s claim she’s someone completely new, despite being played by Panabaker.
Having appeared in every season of the show so far, it’s only natural fans would want her back for the final instalment.
Wallace has now assured fans Panabaker’s mysterious new character will play an important role over the coming episodes and especially in the series finale.
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