Watch The Flash Season 4 Episode 15 online via TV Fanatic with over 7 options to watch the The Flash S4E15 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, The CW, and Verizon On Demand.

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Episode Details

On The Flash Season 4 Episode 15, Jesse and Jay Garrick join forces with The Flash when a bomb detonates in Central City.

Rating: 4.8 / 5.0 (97 Votes)
The Flash
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The Flash Season 4 Episode 15 Quotes

You are my lightning rod, Iris.


Barry: We send the bomb into the Speed Force, we let it detonate in there.
Jay: Like hell, you will!
Barry: What do you mean? Why not?!
Jay: Because Flash, if you do that, we may lose the Speed Force forever!