In the film industry, Guttenberg's law states that quality of sequel = (quality of original)/(number of sequel*2).

Below are some films, but how many sequels have they had?

Simply click on 'There was more' if you think 'There was more'. Or 'That was it' if you think 'That was it'. Go! Go! Go!

Hellraiser - But were there any more sequels?
Planet of the Apes - But were there any more sequels?
(not including the TV shows or the remake)
Nightmare on Elm Street - But were there any more sequels?
(not including the TV shows or Freddy vs Jason)
Soccer Dog : The Movie - But were there any more sequels?
Leprechaun - But were there any more sequels?
Scanners - But were there any more sequels?
(not including Scanner Cop)
Friday the 13th - But were there any more sequels?
(not including Freddy Vs Jason)
Children of the Corn - But were there any more sequels?
(not including Slash)
The Amityville Horror - But were there any more sequels?
(not including the remake)
Joe McGann - But are there any more brothers?