The Wonder Wheel viewed from the park grounds has most of the passenger gondolas on sliders and a few are in a fixed position. When viewed from their apartment, all gondolas are fixed to the outer part of the wheel, none are sliding.
When Justin Timberlake is on his lifeguard stand talking to Kate Winslet, a modern tanker boat cruises by in the distance.
At least two references are made to "body language", a term that was not commonly used (perhaps, not even invented) until the 1971 book of the same name by Julius Fast. Some psychologists of the 1950s used the then-new word, "kinesics", to describe non-verbal communication that later became known as "body language".
The ticket taker saying to Carolina in the beginning " have a good one" was not said in the 50's.
The Chinese Scholar's Garden in Staten Island did not open until 1999.
On Mickey's white hat, his last name and last 4 digits of his Social Security Number are shown stenciled on it. Back then, Social Security Numbers were not used as identification for Military members. All that would have been stenciled on his white hat would be his last name and first/middle initials.