According to The CW on Tuesday, former 'Desperate Housewives' star Teri Hatcher will join the cast of 'Supergirl this winter for a multi-episode arc. According to insiders, Hatcher, who also starred as Lois Lane on ABC's Lois & Clark: The New Adventures of Superman" will play a "mysterious" new villain. The show's Executive Producer, Andrew Kreisberg, said in a statement, " Teri Hatcher is my all-time favorite Lois Lane.