Watch Marvel Studios Assembled: The Making of Doctor Strange in the Multiverse of Madness for Free: How to Stream the Movie Online at 123Movies. . Join visionary director Sam Raimi and the cast of the film as they recount their experiences bringing Marvel’s darkest story to life. From world-building to universe-building, hear first hand accounts from the cast and crew on what it took to design, create and make each universe unique and believable.