"Mad Men" star Elisabeth Moss joins Christopher John Farley on the WSJ Cafe and tells all about playing her character, Peggy Olson, on the show.

The actor also teases the ending of "The Handmaid's Tale" and reveals what she misses about "Mad Men." If Elisabeth Moss shows up onscreen, you know you're about to go through the emotional wringer.

Elisabeth Moss has announced that she is expecting her ... "A little bit of both," the Mad Men star responded. Watch her full pregnancy announcement below. Opening up about her pregnancy journey ...