Total Recall
Total Recall is an Arnold Schwarzenegger classic. He plays Douglas Quaid, a simple construction worker living what he thought was his best life. He quickly learns that he may be an unwilling participant in an international spy mission and that his current life isn't real.
Was It A Dream?
The end of the movie is open-ended. People like to argue whether or not he was living in a dream or that the movie was his true reality. Director Paul Verhoeven has said that he believes Quaid is just dreaming.