The Flash — “Revenge of the Rogues” Pictured (L-R): Wentworth Miller as Leonard Snart/Captain Cold and Dominic Percell as Mick Rory/Heat Wave — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The CW released 23 new promotional stills from the midseason premiere of ‘The Flash,’ featuring Heat Wave (Dominic Purcell) and the return of Captain Cold (Wentworth Miller).

The Flash — “Revenge of the Rogues” Pictured: Grant Gustin as The Flash — Photo: Dean Buscher/The CW — © 2015 The CW Network, LLC. All rights reserved

The Flash — “Revenge of the Rogues” Pictured: Rick Cosnett as Detective Eddie Thawne — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Grant Gustin as The Flash — Photo: Dean Buscher/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Wentworth Miller as Leonard Snart/Captain Cold — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Jesse L. Martin as Detective Joe West — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured (L-R): Rick Cosnett as Detective Eddie Thawne and Jesse L. Martin as Detective Joe West — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured (L-R): Rick Cosnett as Detective Eddie Thawne and Jesse L. Martin as Detective Joe West — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured (L-R): Wentworth Miller as Leonard Snart/Captain Cold and Dominic Percell as Mick Rory/Heat Wave — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured (L-R): Wentworth Miller as Leonard Snart/Captain Cold and Dominic Percell as Mick Rory/Heat Wave — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Dominic Percell as Mick Rory/Heat Wave — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Dominic Percell as Mick Rory/Heat Wave — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Dominic Percell as Mick Rory/Heat Wave — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Wentworth Miller as Leonard Snart/Captain Cold — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Wentworth Miller as Leonard Snart/Captain Cold — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Wentworth Miller as Leonard Snart/Captain Cold — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Dominic Percell as Mick Rory/Heat Wave — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Rick Cosnett as Detective Eddie Thawne — Photo: Dean Buscher/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Wentworth Miller as Leonard Snart/Captain Cold — Photo: Cate Cameron/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Stunt work on the set of The Flash — Photo: Dean Buscher/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Stunt work on the set of The Flash — Photo: Dean Buscher/The CW — © 2015 The CW Network, LLC. All rights reserved.

The Flash — “Revenge of the Rogues” Pictured: Grant Gustin as The Flash — Photo: Dean Buscher/The CW — © 2015 The CW Network, LLC. All rights reserved.

Episode Description:

WENTWORTH MILLER AND DOMINIC PURCELL (“PRISON BREAK”) TEAM UP AGAIN AS CAPTAIN COLD AND HEAT WAVE CHALLENGE THE FLASH TO AN EPIC BATTLE —Leonard Snart AKA Captain Cold (guest star Wentworth Miller) returns to Central City with a newhotheaded partner in tow – Mick Rory AKA Heat Wave (guest star Dominic Purcell). The duo planto steal a multi-million dollar painting, but Cold has another agenda while in town – to set a trap forThe Flash. Snart and Mick kidnap someone close to The Flash and threaten to kill them unless TheFlash shows up for a battle of fire and ice. Barry tells Joe (Jesse L. Martin) he isn’t sure he shouldtake on Snart again after the casualties that happened the last time they fought. Meanwhile, Barryasks Dr. Wells (Tom Cavanagh), Caitlin (Danielle Panabaker) and Cisco (Carlos Valdes) to help himdouble his training efforts so he’s ready for the Reverse Flash when he returns to Central City. Iris(Candice Patton) deals with the aftermath of Barry’s confession, and Cisco makes the CCPD a newshield. Nick Copus directed the episode written by Geoff Johns & Kai Yu Wu.

Stars Grant Gustin as Barry Allen/The Flash, Rick Cosnett as Detective Eddie, Danielle Panabaker as Caitilin Snow, Candice Patton as Iris West, Tom Cavanagh as Harrison Wells, Jesse L. Martin as Detective West, and Carlos Valdes as Cisco Ramon, Robbie Amell as Ronnie Raymond, Michelle Harrison as Nora Allen, and John Wesley Shipp as Henry Allen.

‘The Flash’ returns January 20, 2015 on The CW.