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The Flash -- Image Number: FLA707a_0044r.jpg -- Pictured (L-R): Carmen Moore as Kristen Kramer, Jesse L. Martin as Captain Joe West and Grant Gustin as Barry Allen -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- Image Number: FLA707a_0115r.jpg -- Pictured (L-R): Jesse L. Martin as Captain Joe West, Brandon McKnight as Chester P. Runk and Grant Gustin as Barry Allen -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707a_0235r .jpg -- Pictured (L-R): Grant Gustin as Barry Allen, Jesse L. Martin as Captain Joe West and Brandon McKnight as Chester P. Runk -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707a_0249r.jpg -- Pictured: Carmen Moore as Kristen Kramer -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707a_0294r.jpg -- Pictured (L-R): Jesse L. Martin as Captain Joe West and Grant Gustin as Barry Allen -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707a_0297.jpg -- Pictured: Grant Gustin as Barry Allen -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707a_0304r.jpg -- Pictured: Brandon McKnight as Chester P. Runk -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707a_0334r.jpg -- Pictured: Grant Gustin as Barry Allen -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707a_0366r.jpg -- Pictured (L-R): Grant Gustin as Barry Allen and Carmen Moore as Kristen Kramer -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707a_0393r.jpg -- Pictured (L-R): Grant Gustin as Barry Allen and Michelle Harrison as Nora Allen -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707a_0447r.jpg -- Pictured: Danielle Panabaker as Caitlin Frost -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707a_0464r.jpg -- Pictured: Danielle Panabaker as Caitlin Frost -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707a_0510.jpg -- Pictured (L-R): Carmen Moore as Kristen Kramer and Jesse L. Martin as Captain Joe West -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707b_0344r.jpg -- Pictured (L-R): Grant Gustin as Barry Allen and Kayla Compton as Allegra -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707b_0353r.jpg -- Pictured: Jon Cor as Mark Chillblaine -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.

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The Flash -- "Growing Pains" -- Image Number: FLA707b_0503r.jpg -- Pictured (L-R): Danielle Panabaker as Caitlin Frost, Kayla Compton as Allegra and Grant Gustin as The Flash -- Photo: Dean Buscher/The CW -- © 2021 The CW Network, LLC. All Rights Reserved.