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The Flash -- "Enter Zoom" -- Image FLA206A_0111b.jpg -- Pictured (L-R): Grant Gustin as The Flash and Malese Jow as Linda Park -- Photo: Dean Buscher/The CW -- © 2015 The CW Network, LLC. All rights reserved.

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The Flash -- "Enter Zoom" -- Image FLA206A_0234b.jpg -- Pictured: Grant Gustin as The Flash -- Photo: Dean Buscher/The CW -- © 2015 The CW Network, LLC. All rights reserved.

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The Flash -- "Enter Zoom" -- Image FLA206A_0378b.jpg -- Pictured (L-R): Zoom and Grant Gustin as The Flash -- Photo: Dean Buscher/The CW -- © 2015 The CW Network, LLC. All rights reserved.

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The Flash -- "Enter Zoom" -- Image FLA206B_0013b.jpg -- Pictured: Carlos Valdes as Cisco Ramon -- Photo: Dean Buscher/The CW -- © 2015 The CW Network, LLC. All rights reserved.

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The Flash -- "Enter Zoom" -- Image FLA206B_0019b.jpg -- Pictured (L-R): Carlos Valdes as Cisco Ramon and Tom Cavanagh as Harrison Wells -- Photo: Dean Buscher/The CW -- © 2015 The CW Network, LLC. All rights reserved.

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The Flash -- "Enter Zoom" -- Image FLA206B_0101b.jpg -- Pictured (L-R): Carlos Valdes as Cisco Ramon and Tom Cavanagh as Harrison Wells -- Photo: Dean Buscher/The CW -- © 2015 The CW Network, LLC. All rights reserved.

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The Flash -- "Enter Zoom" -- Image FLA206B_0109b.jpg -- Pictured (L-R): Candice Patton as Iris West and Malese Jow as Linda Park -- Photo: Dean Buscher/The CW -- © 2015 The CW Network, LLC. All rights reserved.

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The Flash -- "Enter Zoom" -- Image FLA206B_0162b.jpg -- Pictured (L-R): Malese Jow as Linda Park and Candice Patton as Iris West -- Photo: Dean Buscher/The CW -- © 2015 The CW Network, LLC. All rights reserved.

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The Flash -- "Enter Zoom" -- Image FLA206B_0182b.jpg -- Pictured: Malese Jow as Linda Park -- Photo: Dean Buscher/The CW -- © 2015 The CW Network, LLC. All rights reserved.

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The Flash -- "Enter Zoom" -- Image FLA206C_0004b.jpg -- Pictured (L-R): Danielle Panabaker as Caitlin Snow, Carlos Valdes as Cisco Ramon and Tom Cavanagh as Harrison Wells -- Photo: Cate Cameron/The CW -- © 2015 The CW Network, LLC. All rights reserved.

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The Flash -- "Enter Zoom" -- Image FLA206C_0013b.jpg -- Pictured (L-R): Carlos Valdes as Cisco Ramon and Tom Cavanagh as Harrison Wells -- Photo: Cate Cameron/The CW -- © 2015 The CW Network, LLC. All rights reserved.

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The Flash -- "Enter Zoom" -- Image FLA206C_0042b.jpg -- Pictured (L-R): Danielle Panabaker as Caitlin Snow and Carlos Valdes as Cisco Ramon -- Photo: Cate Cameron/The CW -- © 2015 The CW Network, LLC. All rights reserved.