The Flash mid season finale Running To Stand Still has released a promo which shows all the christmas hijinx Barry Allen gets up to dealing with Captain Cold, The Trickster and Weather Wizard.
When Mark Mardon AKA The Weather Wizard (guest star Liam McIntyre) returns to break Leonard Snart AKA Captain Cold (guest star Wentworth Miller) and James Jesse AKA The Trickster (guest star Mark Hamill) out of Iron Heights, Barry must stop these rogues from taking over Central City during Christmas. Meanwhile, Joe and Iris meet Wally West (Keiynan Lonsdale).
Check it out:
The Flash “Running to Stand Still” mid-season finale is set to air Tuesday, December 8th 2015