The animals and aliens used in this film were in no way mistreated and all scenes in which they appeared were under strict supervision with the utmost concern for their handling.
In the opening credits, a dragonfly flies around the countryside.
When Will Smiths character becomes an agent he is given locker J and his new entry id is only the letter J, giving the impression that agents names become letters. Yet in the credits Will Smiths character is identified at Jay not J. Two other characters have their letter spelled out instead of a single letter. D is called Dee, and K is called Kay.