Burt Lancaster turned down the role of Major General Gordon.
Lewis Gilbert was attached as director at one point.
Average Shot Length = ~5.9 seconds. Median Shot Length = ~6.2 seconds.
The real Major General Charles Gordon was only 5 feet 5 inches tall.
This film was shot in Ultra Panavision and it was originally exhibited in Cinerama venues. The image was later reduced and cropped for exhibition in 70mm and 35mm release prints.