Los Angeles - Mark Ruffalo says Avengers: Age of Ultron will be more "character-driven" than the 2012 Avengers film.
The 47-year-old actor, who stars as Bruce Banner/The Hulk in the Marvel movies, has offered some insight into the eagerly-awaited new film, revealing how his on-screen character has changed.
Ruffalo shared: "I think he's definitely matured a little bit since the last one.