The Experiment Yify -

Adrien Brody (the leader of the prisoners) vs. Forest Whitaker (the guard who becomes a tyrant).

A more recent take that sticks closer to the actual historical facts of the 1971 study.

If you're talking about a "solid post" from (the well-known movie pirate group also known as YTS), you’re likely referring to their high-quality encode of this film. They are known for providing small file sizes without sacrificing much visual clarity. Why "The Experiment" is a Solid Watch

If you liked the YIFY upload of the 2010 version, you might also enjoy:

The original German film that many fans consider superior and more gritty.