While rewatching Mr and Mrs Smith, there is only one instance where the f-word is used. There are several other movies (I can't recall any other at the moment) where f-word is used only once. Is there a reason for this?
In order for a film to get a 12A or PG-13 rating, it cannot contain gratuitous use of profanity:
One 'Fuck' is allowed, anymore and it automatically becomes a 15 or R rated.
That article features a very humorous piece of meta-textuality, referring to the Movie Be Cool, in which budding film producer Chili Palma states:
For the rest of the film, several characters come close to using the word "fuck" but are cut off or censored in some way before they can.
Be Cool is a PG-13...
Othes that hold back the F-Bombs for certification purposes include:
Recently there has been room for discretion, as the MPAA has stated that:
However, the biggest gripe the MPAA/BBFC/Other variants have is the use of the word Fuck in a sexual context, or as a verb: as in "I'm going to fuck you". Even hint at this, and its...
and so the following films use more than one 'Fuck' but still received a PG-13:
There is clearly more and more room for discretion, but I guess it's not really worth the risk/re-edit for some people...
I believe that the one F bomb was put into place for Samuel L Jackson because it would allow him then to be cast for PG13 movies.