Arrow -- "Penance" -- Image AR504a_0042b.jpg -- Pictured: Prometheus -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504a_0215b.jpg -- Pictured (L-R): Rick Gonzales as Rene Ramirez/Wild Dog, Prometheus and Echo Kellum as Curtis Holt -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504a_0243b.jpg -- Pictured (L-R): Prometheus and Echo Kellum as Curtis Holt -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504a_0245b.jpg -- Pictured: Rick Gonzales as Rene Ramirez/Wild Dog -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504a_0247b.jpg -- Pictured: Rick Gonzales as Rene Ramirez/Wild Dog -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504a_0336b.jpg -- Pictured: Chad Coleman as Tobias Church -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504a_0375b.jpg -- Pictured (L-R): Madison McLaughlin as Evelyn Sharp and Rick Gonzales as Rene Ramirez/Wild Dog -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504a_0386b.jpg -- Pictured (L-R): Rick Gonzales as Rene Ramirez/Wild Dog and Echo Kellum as Curtis Holt -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504a_0412b.jpg -- Pictured (L-R): Prometheus, Echo Kellum as Curtis Holt, Madison McLaughlin as Evelyn Sharp and Rick Gonzales as Rene Ramirez/Wild Dog -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504b_0002b.jpg -- Pictured (L-R): David Ramsey as John Diggle and Stephen Amell as Oliver Queen -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504b_0170b.jpg -- Pictured (L-R): Stephen Amell as Oliver Queen and David Ramsey as John Diggle -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504b_0287b.jpg -- Pictured: Emily Bett Rickards as Felicity Smoak -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504b_0311b.jpg -- Pictured (L-R): Audrey Marie Anderson as Lyla Michaels and Stephen Amell as Oliver Queen -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504b_0336b.jpg --- Pictured: Audrey Marie Anderson as Lyla Michaels -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.

Arrow -- "Penance" -- Image AR504b_0343b.jpg -- Pictured (L-R): Stephen Amell as Oliver Queen and Audrey Marie Anderson as Lyla Michaels -- Photo: Dean Buscher/The CW -- © 2016 The CW Network, LLC. All Rights Reserved.