The Flash (2014)
S02E17 Flash Back
Following the shocking discovery that Zoom is actually Jay Garrick, Barry becomes more motivated than ever to return to Earth-2 and put an end to Zoom’s reign of terror. In a bid to boost his speed, Barry decides to travel back in time and impersonate his younger self to convince his nemesis, Dr. Harrison Wells/Eobard Thawne, to train him. However, his plan takes an unexpected turn when he encounters the familiar enemy Hartley Rathaway and an old ally, Eddie Thawne. Meanwhile, Iris confronts her past to fully embrace her future.
Season 2 Episodes
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2
3
4
5
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7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
The Man Who Saved Central City
Flash of Two Worlds
Family of Rogues
The Fury of Firestorm
The Darkness and the Light
Enter Zoom
Gorilla Warfare
Legends of Today (I)
Running to Stand Still
Potential Energy
The Reverse-Flash Returns
Fast Lane
Welcome to Earth-2
Escape from Earth-2
King Shark
Trajectory
Flash Back
Versus Zoom
Back to Normal
Rupture
The Runaway Dinosaur
Invincible
The Race of His Life