A new Avengers: Age of Ultron teaser includes a tantalizing glimpse. There's another round of Suicide Squad rumors, while Gotham teases even more comics characters showing up. Meanwhile, could Khal Drogo return to Game of Thrones? And just what is up with Agent Carter's Dottie Underwood? Here be Spoilers!
First it was the Crypt Keeper, then vampires and dragons — and now HBO is getting into the alien business. The next big series from HBO could be a first contact series called The Spark.