Amanda Waller of the Suicide Squad film says that she is signed onto three big superhero movies
Viola Davis, who portrays Amanda Waller in upcoming 2016 film Suicide Squad announced that we will be seeing more of her. “This is my first big superhero movie. I signed on for three, so it needed to be a great experience. This was a role that was just there to be fun. It was a chance to work with Will Smith, you know?” Davis released to The New York Times
Since Suicide Squad is one of any upcoming DC comic films, we may catch a glimpse of her in Batman v. Superman which in set to premiere in March, or maybe the Justice League film.
(Source)