The CW’s Flash Spoils Major Cameo Appearance In Finale

The Flash‘s upcoming series finale is confirmed to bring back an Arrowverse mainstay.

The Flash is inching closer to its epic finale with three episodes remaining.

The Grant Gustin-led series recently delivered a game-changing episode where it finally resolved one major cliffhanger from Season 1, and the show is expected to feature more surprises as it brings the Arrowverse to a close.