Clint Eastwood, James Garner, Tommy Lee Jones, and Donald Sutherland are all playing characters in the same age demographic. In actuality, only Eastwood and Garner are close in age, while Sutherland, and especially Jones, are too young to have been astronaut pilots in 1958, as mentioned in the script.
I'm your backup, okay? I'm on a need to know basis!
Frank Corvin: You don't need to know dick, and I don't need a backup.
A crew member is visible in the hatch of the Russian satellite, not wearing a space suit in the vacuum of space.
The Warner Bros. and Village Roadshow logos are static and in a grayish tone on a black background, rather than being animated and in full color.
In some television versions, Tank's recitation of Alan Shepard's prayer "Dear Lord, please don't let me fuck up" is replaced by "Dear Lord, please don't let me screw up".
$18,093,776 6 August 2000