John Diggle arrives in Central City with a weapon to help Barry stop the Godspeed War. Meanwhile, Allegra and Ultraviolet's new bond is put to the ultimate test, while Joe and Kristen Kramer are hunted by a former colleague of hers.
Creator | Greg Berlanti |
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Actor | Grant Gustin, Candice Patton, Danielle Panabaker |
Country | United States of America |
Production | Warner Bros. Television |