Anachronisms

Mason Smiles (Jon Hamm) warns that the operation may "go sideways." The movie is set in 1982 but this phrase wasn't commonly used until the early 2000's.

Anachronisms

Several of the vehicles are from the wrong era, specifically a Cadillac limousine in the 1972 scenes, and a Jeep Wrangler in the 1982 scenes.