This 2011 movie, the latest in the X-Men cinematic franchise, has a lot to offer, and, as a prequel, is quite entertaining. But in the context of TV WORTH WATCHING, I’d like to focus in particular on one very small, quality-TV–related supporting role. It’s Emma Frost, the evil, mind-controlling mutant, played here by January Jones. Jones plays Don Draper’s ex-wife, the cold and brittle Betty, on AMC’s Mad Men – and getting her to play a literal Ice Queen (she