A slew of new images from the upcoming Marvel Studios sequel, "Avengers: Age of Ultron," have been released via Marvel. The images features the main Avengers members, new characters Scarlet Witch and Quicksilver and writer/director Joss Whedon working behind the scenes.

Though many of the stills feature scenes shown in trailers, the photos yield a closer look at characters like Captain America in action, the Hulk's rage face and Iron Man's work with Ultron.

The film stars Robert Downey Jr., Chris Evans, Scarlett Johansson, Mark Rufflo and Chris Hemsworth, among others.

"Avengers: Age of Ultron" hits theaters May 1.