the audience is introduced to Emmett “Doc” Brown via his eclectic garage, which is packed with gadgets, some ripped of plutonium and of course, a lot of clocks — because, hello, foreshadowing.

[Brett] was looking for a way to improve on an old binary clock project from 1996. His original clock used green LEDs to denote between a one or a zero. If the LED was lit up, that indicated a one.

Look at the clocks in Doc Brown’s garage in the opening scene and you'll notice that they're all set 25 minutes behind. One of the clocks features a man hanging from its hands, an allusion to ...

Stuck in 1955, Marty McFly’s only chance of returning to 1985 was when the Hill Valley Court House’s clock tower was hit by lightning. Hit at 10:04pm on November 12, 1955, Doc Brown could ...

all running 20 minutes fast as part of a Doc Brown experiment, there's one clock quickly shown that depicts a man hanging off the minute-hand of a large clock, just as Doc would do later in the movie.