Factual error: When the Coast Guard is calling the fishing vessel, a Cobra CB (citizen's band) radio is pictured with the sound track of a Coast Guard message. The Coast Guard does not broadcast on Citizen's Band. They use the VHF Marine channels instead.
Factual error: While Nate and his business associates are driving around in downtown Baltimore, the Key Bridge (which spans Baltimore harbor) is visible in the background. The movie was set in 1954; the Key Bridge was built in 1972, 18 years later. (01:33:55)
Factual error: Though the Elvis Christmas Special was shot in June 1968, Bobby Kennedy's assassination happened on June 6th and not while the recording had place -as the movie depicts - between June 27 and June 30.