When talking about his work in the theatre with his kidnappers, Stan Fields states that he played the character of Iago, in William Shakespeare's "Twelfth Night". The character of Iago appears in "Othello", not "Twelfth Night".
While Hart, Fuller, and Foreman are in the car just before the arrival at the Venetian Hotel, the M&M / CocaCola stores can be seen in the background across the street. This means they are traveling south on the strip, yet moments later, they get to the hotel which is on the same side of the street as the M&M / CocaCola stores and much further north.
When Agent Janet McKaren contacts Agent Foreman at the Diva show via his cell phone in order to trace his location, the map show them at the corner of Koval St and Harmon St. When Hart and Fuller leave the Diva show they exit out of the entrance of the 4 Queens Casino which is located in Downtown Las Vegas which is 4.5 miles away on the other side of Las Vegas no where near Koval and Harmon.
When Fuller helps Gracie to come out from underwater,they remained under for quite sometime so their clothes and hair would be soaking wet. Minutes later, when they are talking to each other, Fuller's hair is totally dry and pulled back and Gracie only has slightly wet hair.
After being confronted by McDonald about being the "new face of the FBI," Grace is handed her large box of fan mail. As she turns around to exit, she is seen turning to her left, but it is apparent that she turned to her right just before she bumps the corner of the wall dropping some of her mail.