c:(or other)\Program Files\Lionhead Studios Ltd\The Movies\Data\props

in the folder             
                  "blade.ini"
add this line  : 

                  p_LeatherFace_Mallet
                  p_LeatherFace_Mallet_2
                  p_Leatherface_cleaver
                  p_Leatherface_cleaver_2
                  p_Leatherface_MeatHook
                  p_Leatherface_MeatHook_2



in the folder   
                  "bashing.ini"
add this line:

                   p_leatherface_chainsaw
                   p_leatherface_chainsaw_2