Watch The Flash (2014) Season 5 Episode 21 - The Girl with the Red Lightning

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The Flash (2014) Season 5 Episode 21
Team Flash is on high alert after Cicada II threatens to unleash a dangerous virus that would put all meta-humans at risk.
First Aired: May 7, 2019 - 42 Minutes Runtime
Grant Gustin, Candice Patton, Danielle Panabaker, Carlos Valdes
8.1/10
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Season 5 Episode 21 - Video Clips & Extras
 

Watch The Flash (2014) - The Girl with the Red Lightning (s5 e21) Online - Watch online anytime: Buy, Rent

The Flash (2014), Season 5 Episode 21, is available to watch and stream on The CW. You can also buy, rent The Flash (2014) on demand at Netflix, Amazon, Vudu, FandangoNow, Google Play, iTunes online.