Continuity mistake: Ben got his job. He has to see his wife though, and she passes him the divorce papers. The papers are in an envelope she slides across the table with the flap face down. It's face up in the reverse shot. (00:06:30)
Continuity mistake: In the scene in the bedroom when Ben confronts Trevor about being a prick the floor lamp appears and disappears in front of the framed insects on the wall.