The lady in sets 37d and 149a is Samantha Feez @egafd & iafd:
http://www.egafd.com/actresses/details.php/id/s0310
http://www.iafd.com/person.rme/perfi...antha-feez.htm
They only have one film credit for her, Black Hammer 3, which is posted here:
http://vintage-erotica-forum.com/showthread.php?t=36666
She also appears in In montagna viene meglio (1993), but not using the same name. You can clearly see her on the boxcover.
http://vintage-erotica-forum.com/sho...d.php?t=176237
http://www.egafd.com/forum/read.php?f=4&i=53420&t=53420