The Flash Season 5 Trailer seppinrek / July 21, 2018 Entertainment Tonight has the new Flash Trailer up and wow it’s a doozy! We got the ring!! And we also got the cult leader Cicada which means this season is going to get really weird folks! The Flash premieres October 9, 2018! Share this:EmailPinterestTumblrRedditMoreFacebookTwitterLike this:Like Loading...