Divided into three segments, "Deciphering the Gate: Concepts and Casting" (7:50), "Opening the Gate: The Making of Stargate" (10:11) and "Passing Through the Gate: The Legacy" (4:29), the shows look at the film's origins and development, cast and performances, locations and effects, visual and set design, the use of the Egyptian language, and the movie's success/legacy.
Unfortunately the movie Stargate: History Made is not yet available on HBO Max.