With nine seasons and 184, The CW's The Flash featured dozens of villains, but none as scary as Peter Merkel, aka Rog Doll.

Batgirl' had a complicated history and it might exist in a finished version, at least according to someone from the set.

Arrowverse fans are about to have a much harder time watching one of the franchise’s most critically acclaimed series.

The Flash star Grant Gustin explained the real reason his series took a different approach in one aspect compared to Arrow.