Marvel has released a teaser for the first Ant-Man trailer, which will debut on Tuesday during Agent Carter.  The cast includes Martin Donovan, Michael Douglas, Paul Rudd, Evangeline Lily, Corey Stoll, and John Slattery (see "Martin Donovan Joins 'Ant-Man' Cast").  The film opens July 17, 2015. 

And a new piece of promo art, giving our first look at Yellowjacket, was turned up by Comic Book Movie.