(2 of 21)

The Flash -- "Dead or Alive" -- Image FLA311a_0062b.jpg -- Pictured (L-R): Jessica Camacho as Gypsy and Carlos Valdes as Cisco Ramon -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(3 of 21)

The Flash -- "Dead or Alive" -- Image FLA311a_0073b.jpg -- Pictured (L-R): Grant Gustin as Barry Allen, Tom Cavanagh as Harrison Wells and Carlos Valdes as Cisco Ramon -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(4 of 21)

The Flash -- "Dead or Alive" -- Image FLA311a_0107b.jpg -- Pictured (L-R): Grant Gustin as Barry Allen and Tom Cavanagh as Harrison Wells -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(5 of 21)

The Flash -- "Dead or Alive" -- Image FLA311a_0149b.jpg -- Pictured (L-R): Jessica Camacho as Gypsy and Tom Cavanagh as Harrison Wells -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(6 of 21)

The Flash -- "Dead or Alive" -- Image FLA311a_0159b.jpg -- Pictured: Jessica Camacho as Gypsy -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(7 of 21)

The Flash -- "Dead or Alive" -- Image FLA311a_0194b.jpg -- Pictured (L-R): Tom Cavanagh as Harrison Wells, Jessica Camacho as Gypsy and Grant Gustin as The Flash -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(8 of 21)

The Flash -- "Dead or Alive" -- Image FLA311a_0243b.jpg -- Pictured: Tom Cavanagh as Harrison Wells -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(9 of 21)

The Flash -- "Dead or Alive" -- Image FLA311a_0247b.jpg -- Pictured (L-R): Tom Cavanagh as Harrison Wells and Jessica Camacho as Gypsy -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(10 of 21)

The Flash -- "Dead or Alive" -- Image FLA311a_0377b.jpg -- Pictured (L-R): Carlos Valdes as Cisco Ramon and Jessica Camacho as Gypsy -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(11 of 21)

The Flash -- "Dead or Alive" -- Image FLA311a_0443b.jpg -- Pictured: Carlos Valdes as Cisco Ramon -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(12 of 21)

The Flash -- "Dead or Alive" -- Image FLA311b_0038b.jpg -- Pictured (L-R): Carlos Valdes as Cisco Ramon and Danielle Panabaker as Caitlin Snow -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(13 of 21)

The Flash -- "Dead or Alive" -- Image FLA311b_0040b.jpg -- Pictured: Jessica Camacho as Gypsy -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(14 of 21)

The Flash -- "Dead or Alive" -- Image FLA311b_0052b.jpg -- Pictured (L-R): Keiynan Lonsdale as Kid Flash, Carlos Valdes as Cisco Ramon and Jessica Camacho as Gypsy -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(15 of 21)

The Flash -- "Dead or Alive" -- Image FLA311b_0060b.jpg -- Pictured (L-R): Carlos Valdes as Cisco Ramon and Danielle Panabaker as Caitlin Snow -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(16 of 21)

The Flash -- "Dead or Alive" -- Image FLA311b_0175b.jpg -- Pictured (L-R): Keiynan Lonsdale as Kid Flash and Carlos Valdes as Cisco Ramon -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(17 of 21)

The Flash -- "Dead or Alive" -- Image FLA311b_0308b.jpg -- Pictured: Carlos Valdes as Cisco Ramon -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(18 of 21)

The Flash -- "Dead or Alive" -- Image FLA311b_0329b.jpg -- Pictured: Candice Patton as Iris West -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(19 of 21)

The Flash -- "Dead or Alive" -- Image FLA311b_0377b.jpg -- Pictured (L-R): Candice Patton as Iris West and Keiynan Lonsdale as Wally West -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(20 of 21)

The Flash -- "Dead or Alive" -- Image FLA311b_0410b2.jpg -- Pictured: Grant Gustin as Barry Allen -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.

(21 of 21)

The Flash -- "Dead or Alive" -- Image FLA311b_0434b.jpg -- Pictured (L-R): Keiynan Lonsdale as Wally West and Grant Gustin as Barry Allen -- Photo: Diyah Pera/The CW -- © 2017 The CW Network, LLC. All rights reserved.