Marvel fans will get a first look at the Marvel's Agents of S.H.I.E.L.D. finale when ABC airs a special sneak peek during their upcoming behind-the-scenes special Marvel Studios: Assembling A Universe. This one-hour expose will lift the veil on comic-media empire, which also promises to tease new footage from Captain America: The Winter Soldier and Guardians of the Galaxy.

Airing March 18 at 8 pm, the special will also give fans an advanced look at the upcoming sequel Avengers: Age of Ultron. Here is the official press release:

Marvel Entertainment debuts first television special Marvel Studios: Assembling A Universe, Tuesday, March 18 on ABC

Join stars from the Marvel Cinematic Universe, celebrity fans, filmmakers and pop culture icons for a world premiere primetime event on TUESDAY, MARCH 18 (8:00-9:01 p.m., ET) on the ABC Television Network.

Marvel Studios has pioneered and broken box-office records around the world, creating a cinematic universe unlike any other in pop culture history through its blockbuster films. Beginning with Iron Man in 2008 and continuing today through Marvel's Agents of S.H.I.E.L.D. on ABC and the theatrical release of Captain America: The Winter Soldier this April, the Marvel Cinematic Universe presents audiences with some of the most groundbreaking and dynamic storytelling that brings an unprecedented vision to the world of entertainment.

In this exclusive primetime documentary special, audiences will be taken further into the Marvel Cinematic Universe than ever before, offering viewers a front row seat to the inception of Marvel Studios, the record-breaking films, the cultural phenomenon, and further expansion of the universe by Marvel Television.

Marvel's first television special documents the exciting story behind Marvel Studios and the Marvel Cinematic Universe, featuring exclusive interviews and behind-the-scenes footage from all of the Marvel films, the Marvel One-Shots and Marvel's Agents of S.H.I.E.L.D. Viewers will walk a clear path through this amazing and nuanced universe, featuring sneak peeks at the future of Marvel's Agents of S.H.I.E.L.D. on ABC, new footage from Marvel Studios upcoming theatrical releasesCaptain America: The Winter Soldier and Guardians of the Galaxy and a sneak peek at the upcoming Marvel's Avengers: Age of Ultron.

Marvel Studios: Assembling A Universe is broadcast in 720 Progressive (720P), ABC's selected HDTV format with a 5.1 channel surround sound. A TV parental guideline will be assigned closer to the airdate.