Compared are the shortened UK VHS by Avatar (BBFC 18) and the German Uncut DVD by Laser Paradise (not rated).

4 scenes woth a length of 11 seconds are missing.

The VHS by Avatar is slightly cut. Any other UK release on VHS and DVD is uncut.

20 Min
The pickax penetrates Betty's mouth.
1 sec

48 Min
Two shots of the driller coming out of Mark's belly. An intercut to the driller getting pushed forward is also missing.
4 sec

62 Min
The knife penetrates Laurel's body.
2 sec

62 Min
The killer moves the knife in Laurel's body to the top. The following shot of her face being twisted with pain has also been removed.
4 sec