Blizzard Entertainment posted the Male and Female Necromancer cutscene intro from Act I. The class pack will be available later in the Summer, including the Necromancer, several new cosmetics, two additional stash tabs, and two additional character slots. -- source.
Not long ago, I posted video of my Necromancer gameplay going through Act I-V mostly collecting the NPC dialogues. If interested, you can watch them here.
[bluepost]The launch of the Rise of the Necromancer pack draws ever closer, nephalem, and today we have a special treat in store: the global reveal of the introduction campaign cinematic for the Necromancer class!