Actor Mark Ruffalo attends a news conference to promote the film "Foxcatcher" at the Toronto International Film Festival (TIFF) in Toronto, September 8, 2014.
IN PHOTO: Actor Mark Ruffalo attends a news conference to promote the film "Foxcatcher" at the Toronto International Film Festival (TIFF) in Toronto, September 8, 2014. REUTERS/Fred Thornhill

In his latest interview, actor Mark Ruffalo dished out interesting spoilers for "Avengers: Age of Ultron" revealing plot details. The actor talked about his character the Hulk and other superheroes in Marvel's highly anticipated movie. Also, the studio has released a new photo of the Ultron at giving a detailed look at the supervillain. Read on for more details.

Reporting about Mark Ruffalo's interview with Total Film Magazine, Comic Book Movie suggests that the actor hinted at the Bruce Banner's role in the creation of the supervillain Ultron while working alongside Iron Man/ Tony Stark.

"Banner's been living in Stark Tower," Mark Ruffalo told Total Film Magazine. According to the actor, the two superheroes "have been working side by side" and Bruce Banner is now an owner of independent lab for his own experiments. "He's doing work that augments Tony's own, which could lead to an experiment going wrong..." the actor added.

Fans know that Ultron is Iron Man's brainchild that unfortunately turns against him. The eight feet tall robot is determined to eradicate humanity from the face of the earth. It seems Iron Man is not the only one who is responsible for creating the monster, but Bruce Banner/ the Hulk has also contributed to it.

Furthermore, the actor revealed that "Avengers: Age of Ultron" will see the Hulk coming closer to Scarlett Johansson's character Black Widow. Mark Ruffalo disclosed that their relationship will "deepen" as there's "something similar about the two of them." He called the two superheroes "lost souls."

In addition, Mark Ruffalo talked about the Bruce Banner's personality in the movie and his growing confidence. However, his battle with "handling the hulk" continues. The character's ability to control his alter ego will be tested time and again as it is "much harder to come back from being Hulk than it is to get into him" according to the actor.

Meanwhile, as revealed by the actor, Bruce Banner's conflicts within himself continue in "Avengers: Age of Ultron." "The battle of identity going on between him and Banner is all about establishing dominance," Mark Ruffalo said. "The only thing that Hulk is really afraid of is Banner."

In other news, Marvel has released a photo of James Spader's "Avengers: Age of Ultron" character giving the most fierce of death stares. Click here to view the image as published on Marvel.com.

Besides James Spader and Mark Ruffalo, "Avengers: Age of Ultron" stars Robert Downey Jr., Chris Evans, Chris Hemsworth, Jeremy Renner, Elizabeth Olsen, Samuel L. Jackson and more. The film is scheduled to hit the theatres on May 1, 2015.

For questions/comments regarding the article, you may e-mail the writer at j.kaur@IBTimes.com.au.