'Avengers: Age of Ultron' - new footage released

Cinema Blend has posted some newly released footage, along with the official teaser trailer for Avengers: Age of Ultron, featuring the debuts of a couple of characters new to the on-screen Avengers - Quicksilver and Scarlet Witch.

The much anticipated Avengers sequel will see the return of a star-studded cast that includes Chris Evans (Captain America), Chris Hemsworth (Thor), Robert Downey Jr. (Iron Man), Scarlett Johansson (Black Widow), Samuel L. Jackson (Nick Fury), Mark Ruffalo (The Hulk) and Jeremy Renner (Hawkeye).

Things go awry when Tony Stark tries to jumpstart a dormant peacekeeping program, putting Earth's mightiest superheroes to the test. The fate of the planet hangs in the balance as Iron Man, Captain America, Thor, The Incredible Hulk, Black Widow and Hawkeye face a new foe - the villainous Ultron.

Avengers: Age of Ultron releases on April 24, 2015 in the U.K. and May 1, 2015 in the U.S.

To see the newly released footage, and the teaser trailer on Cinema Blend click here.