Marvel Studios: Assembling a Universe (TV M) Documentary, History, TV M, United States Marvel Studios: Assembling a Universe (TV M) Duration: 43M Description: A look at the story behind Marvel Studios and the Marvel Cinematic Universe, featuring 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.”.. Trailer ↗ United States TV M Documentary History