2001: A Space Odyssey - Original Extended Trailer #2

This amazing movie certainly deserves featuring the extended, longer trailer.
Just get the DVD/Blu-ray.

Mankind finds a mysterious, obviously artificial, artifact buried on the moon and, with the intelligent computer HAL, sets off on a quest.

Released on 1968
Directed by Stanley Kubrick
Starring Keir Dullea, Gary Lockwood, William Sylvester, Margaret Tyzack, Glenn Beck