Unknown (2006) is a Mystery, Thriller film that follows five men wake up in a locked-down warehouse with no memory of who they are. They are forced to figure out who is good and who is bad to stay alive. Unknown is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.2 out of 10 from 463 votes. Fans of mystery movies may also want to explore similar titles below.