Monolith

Two cops investigating the murder of a young boy become invloved in a very secret project involving alien life. Needless to say, the authorities don't want them to stick their noses into this.

Monolith is a 1994 sci-fi action movie directed by John Eyres, starring Bill Paxton, John Hurt, Louis Gossett Jr.. It holds an IMDb rating of 4.5/10 from 1,071 votes and runs 1h 35m.