On Wednesday, the latest full-length trailer Avengers: Age of Ultron was unleashed and everyone is talking. The all-new footage focuses on The Avengers team being reunited, James Spader's Ultron causing non-stop havoc, and even Marvel favorite, Vision, was revealed for the very first time.

Marvel united fans globally by launching the first-ever, worldwide Flock-to-Unlock trailer release on Twitter, with tweets from 14 different @handles in six different languages (English, Spanish, Portuguese, French, Italian and Russian). This was also promoted in over 65 local markets around the world. #AssembleAvengers trended worldwide and in at least 7 countries over the course of the morning and the trailer was unlocked in record time. Fans united in force at average rate of 8100 tweets per minute (8x the average volume) when the trailer was finally unlocked at 10:13am PST.

It's a fact, Marvel hype is once again in full swing as we get closer to the Avengers: Age of Ultron release and to prove it, Marvel will be hosting the Marvel Movie Marathon in select theaters across the country, where you'll get to sit through a 27-hour movie event which will span all 11 Marvel films.

RELATED: Scorsese Vs Marvel Debate Rages on at the Hollywood Film Awards

All of that said, Avengers: Age of Ultron director, Joss Whedon, recently claimed that the movie was a nightmare to shoot. With a collection of high-end media outlets getting exclusive access to set of movie, we thought it was time to take a look at what it really took to make what Disney and Marvel both hope becomes the highest grossing superhero movie of all-time, de-throning it's predecessor, Marvel's The Avengers. Go behind-the-scenes of the new film with all-new videos below.

Marvel Studios presents Avengers: Age of Ultron, the epic follow-up to the biggest Super Hero movie of all time. When Tony Stark tries to jumpstart a dormant peacekeeping program, things go awry and Earth's Mightiest Heroes, including Iron Man, Captain America, Thor, The Incredible Hulk, Black Widow and Hawkeye, are put to the ultimate test as the fate of the planet hangs in the balance. As the villainous Ultron emerges, it is up to The Avengers to stop him from enacting his terrible plans, and soon uneasy alliances and unexpected action pave the way for an epic and unique global adventure.

Marvel's Avengers: Age of Ultron stars Robert Downey Jr., who returns as Iron Man, along with Chris Hemsworth as Thor, Mark Ruffalo as Hulk and Chris Evans as Captain America. Together with Scarlett Johansson as Black Widow and Jeremy Renner as Hawkeye, and with the additional support of Don Cheadle as James Rhodes/War Machine, Cobie Smulders as Agent Maria Hill, Stellan Skarsgård as Erik Selvig and Samuel L. Jackson as Nick Fury, the team must reassemble to defeat James Spader as Ultron, a terrifying technological villain hell-bent on human extinction. Along the way, they confront two mysterious and powerful newcomers, Pietro Maximoff, played by Aaron Taylor-Johnson, and Wanda Maximoff, played by Elizabeth Olsen and meet an old friend in a new form when Paul Bettany becomes Vision.

Written and directed by Joss Whedon and produced by Kevin Feige, p.g.a., Marvel's "Avengers: Age of Ultron" is based on the ever-popular Marvel comic book series "The Avengers," first published in 1963. Louis D'Esposito, Alan Fine, Victoria Alonso, Jeremy Latcham, Patricia Whitcher, Stan Lee and Jon Favreau serve as executive producers. Get set for an action-packed thrill ride when The Avengers return in Marvel's "Avengers: Age of Ultron" on May 1, 2015.

<strong><em>Avengers: Age of Ultron</em></strong> photo 1
<strong><em>Avengers: Age of Ultron</em></strong> photo 2
<strong><em>Avengers: Age of Ultron</em></strong> photo 3
<strong><em>Avengers: Age of Ultron</em></strong> photo 4
<strong><em>Avengers: Age of Ultron</em></strong> photo 5
<strong><em>Avengers: Age of Ultron</em></strong> photo 6
Brian B. at Movieweb
Brian B.