When Terri is getting dressed, she has the pants pulled up and is starting to pull up the suspenders. The shot shifts and she is just pulling up the pants.
Becker takes his glasses off twice when Terri's husband enters the office.
Just after Becker takes the old lady from the Tiger Moth and carries her over to his Jeep, the airplane has turned around by itself and moved over to the side of the road.
When Becker is in the meeting at the beginning of the film he picks up two cans of Coke. Het hands the lady a regular coke and toss' a can of Diet Coke to a man in the audience. But, when he catches the can its regular Coke.
The room service man hands Becker a silenced revolver. With the exception of obsolete Russian Nagant M1895, revolvers are not able to be suppressed because the cylinder/barrel gap allows hot gas, and therefore sound, to escape.