Originally Posted by natalienoo
Just to clarify - Zombie and Zombie 2 are the same film, and Zombie Flesh Eaters is a separate film. Is that right?
Nope. All three are (ostensibly) the same film, just edited differently and issued under different titles.
This happened a lot during that period... along with a few others, such as the 1950s... with horror films. The one which I think has had the most title changes (and in this case, I wouldn't recommend seeing it under any title, unless you come across a review which indicates massive changes due to restoration), is: Anthropophagus
/The Grim Reaper
-- with a few other titles I've heard it had over the years....