Back to the Future Part II actors in a role. "Back to the Future Part II" was also a ground-breaking project for effects studio Industrial Light & Magic (ILM): In addition to digital compositing, ILM used the VistaGlide motion control camera system, which allowed an actor to portray multiple characters simultaneously on-screen without sacrificing camera movement. "Back to the Future Part II" was released by Universal Pictures on November 22, 1989. The film received mixed reviews from critics and grossed over $331 million worldwide, making it the third-highest-grossing film of 1989. On October 26, 1985, Dr. Emmett Brown arrives in the DeLorean time machine and persuades
Back to the Future shots, which did not satisfy Zemeckis and Gale until a week before the film's completion date. The compositing involved for the film's time travel sequences, as well as for the lightning effects in the climactic clock tower scene, was handled by animation supervisor Wes Takahashi, who would also work on the subsequent two "Back to the Future" films with the rest of the ILM crew. Alan Silvestri collaborated with Zemeckis on "Romancing the Stone", but Spielberg disliked that film's score. Zemeckis advised Silvestri to make his compositions grand and epic, despite the film's small scale, to impress Spielberg. Silvestri began