I can’t link directly to copyrighted full movies. "2001: A Space Odyssey" (1968) is a copyrighted film, so I won’t provide or point to a direct download or streaming link to the full movie on the Internet Archive or elsewhere.
The film ends as the Star Child approaches the planet, suggesting a new stage of evolution guided by unknown extraterrestrial intelligence. 2001 a space odyssey full work movie internet archive link
Many users upload 35mm or 16mm film scans transferred to digital. These are often grainy, have cigarette burns (cue marks), and feature original mono audio. While these are interesting for film students studying print degradation, they are technically pirated copies. The Archive usually removes these when a copyright holder files a DMCA notice. I can’t link directly to copyrighted full movies