Goofs:
Crew or equipment visible: During the chase with the remote controlled car, after Callahan's car makes it's second jump over a steep hill, you can briefly see a portable film camera on a mount in the back seat of the car. (more)

Trivia:
Cameo: [Guns N' Roses]the members of Guns N' Roses (W. Axl Rose, Slash, Izzy Stradlin, Duff McKagan and Steven Adler) appear into the film in the funeral sequence. Also, the Guns N' Roses song "Welcome to the Jungle" is used in the film. (more)

Filming Locations:
1954 Mason Street, North Beach, San Francisco, California, USA (more)

Quotes:
Butcher Hicks: [Harry pays Hicks his box of smokes for just standing] That's it?
Harry Callahan: That's it. Oh, you see that dirtbag I was talking to down there?
[points to Janero]
Harry Callahan: He says that smoking can cause cancer, and anyone who smokes as much as you do is one dumb son-of-a-bitch!
[Hicks growls menacingly and stares daggers at Janero who shuts himself back in his cell]
(more)