name of the vintage movie ?

The woman in center is Alicyn Sterling:
https://www.iafd.com/person.rme/perfid=asterling/gender=f/alicyn-sterling.h
tm

The one to the right is Marilyn Rose:
https://www.iafd.com/person.rme/perfid=mrose/gender=f/marilyn-rose.htm

The jizz fountain just out of frame on the left is Peter North:
https://www.iafd.com/person.rme/perfid=pnorth/gender=m/peter-north.htm

There's no video featuring the three of them together in one scene. This looks like it was just a photoshoot from a 1992 issue of Teenage Schoolgirls 33:
http://www.pornstarsexmagazines.com/products/Teenage_Schoolgirls_33_porno_m
agazine_-_Peter_NORTH,_Marilyn_ROSE_--_Alicyn_STERLING.html

It also appeared in Teenage Gold No. 3:
https://www.rambooks.com/magazines/60s-70s-80s-porn/color-climax/teenage-go
ld/teenage-gold-no03

You can find more photos (which includes the OP's) in the gallery posted about halfway down the page here:
http://vintage-erotica-forum.com/t38934-p6-marilyn-rose.html

The woman in center is Alicyn Sterling:
https://www.iafd.com/person.rme/perfid=asterling/gender=f/alicyn-sterling.h
tm

The one to the right is Marilyn Rose:
https://www.iafd.com/person.rme/perfid=mrose/gender=f/marilyn-rose.htm

The jizz fountain just out of frame on the left is Peter North:
https://www.iafd.com/person.rme/perfid=pnorth/gender=m/peter-north.htm

There's no video featuring the three of them together in one scene. This looks like it was just a photoshoot from a 1992 issue of Teenage Schoolgirls 33:
http://www.pornstarsexmagazines.com/products/Teenage_Schoolgirls_33_porno_m
agazine_-_Peter_NORTH,_Marilyn_ROSE_--_Alicyn_STERLING.html

It also appeared in Teenage Gold No. 3:
https://www.rambooks.com/magazines/60s-70s-80s-porn/color-climax/teenage-go
ld/teenage-gold-no03

You can find more photos (which includes the OP's) in the gallery posted about halfway down the page here:
http://vintage-erotica-forum.com/t38934-p6-marilyn-rose.html