Melinda McGraw, the lovely actress who played Scully’s sister, Melissa, on The X-Files, has joined the cast of next summer’s Batman Begins sequel, The Dark Knight, as Lt. Jim Gordon’s wife, Barbara.

Gary Oldman returns as Gordon, and talks about the role right here.

Nathan Gamble, who just finished shooting The Mist as the son of Tom Jane’s character, will play their young son.

More Dark Knight news and photos here!