Watching the flick Enemy of the State, 1991, with Will Smith, Gene Hackman, and John Voight; at the end of the film we briefly see a newspaper story, and the byline is “Killian Kerwin,” who, it turns out, wrote the screenplay for Chariots of Fire, 1981.
Colin Welland wrote the screenplay for Chariots of Fire.
Hmm….your post is dubious seesdifferent.