Elongated Journey Into Night The Flash : Season 4 Episode 4
TV-PG The CW 43m int(0)
Aired: October 31st, 2017 @ 8:00 PM EST on The CW
Cisco is shocked when Gypsy's father, Breacher, shows up on Earth-1. Breacher takes an immediate disliking to Cisco and decides to hunt him. Meanwhile, Barry runs into his old nemesis, Ralph Dibny.