It was a big day for James Gunn's The Suicide Squad on Saturday, with the director and the cast of his DCEU movie coming together to participate in a lively DC FanDome panel. Among the numerous reveals for the upcoming Warner Bros. movie, fans were treated to an action-packed behind-the-scenes footage reel teasing the very motley (and star-studded!) cast at the heart of this movie. The new images from The Suicide Squad behind-the-scenes footage tease every individual cast member of the movie and the offbeat characters they play. Before we saw the footage, …