FlashTVNews can tell you who played the new characters who were introduced at the end of the Flash finale.
Preview images for the Flash series finale "A New World Part 4" airing May 24 on The CW
Preview image for The Flash episode "A New World, Part Three" airing May 17 on The CW
Preview images with spoilers for The Flash episode "A New World, Part Two" airing May 10 on The CW
Official CW description with spoilers for the Flash series finale "A New World, Part Four" airing May 24
Promotional photos for the Flash episode "A New World, Part One" airing May 3 on The CW
Official description and guest star information for the Flash episode "A New World, Part Three" airing May 17 on The CW
Interview with Danielle Panabaker about directing the Flash episode "It's My Party And I'll Die If I Want To."
Interview with Stephen Amell about his Arrowverse return in The Flash episode "It's My Party And I'll Die If I Want To."
Official CW description with spoilers for The Flash "A New World, Part Two" airing May 10