'Flash' Crossover Almost Returned Lynda Carter as President
Apart from the spectacle of uniting The Flash, Supergirl, Arrow and Legends of Tomorrow under one roof, the first leg of The CW’s “Invasion!” crossover also cemented that Flash and Supergirl don’t share the same POTUS, played on the latter by Wonder Woman star Lynda Carter. They very nearly did, however, as producers explain the cameo was nixed as too confusing to viewers.