THE ACE OF SPADES is one of at least three alternate titles for THE NIGHT OF THE STRANGLER (1973).
BLACK BROTHER, BLACK SISTER is a late '70s retitling of Mac Ahlberg's THE DAUGHTER: I, A WOMAN PART III (1970)
BLACK VOLTAGE is another retitling of Mac Ahlberg's THE DAUGHTER: I, A WOMAN PART III (1970), while HIGH VOLTAGE is a reissue of THE ELECTRIC CHAIR (1976).
THE BROTHERS is a 1974 title for Greydon Clark's TOM (1973), later released as NIGGER LOVER (1975) and THE BAD BUNCH (1976)
Here is an alternate release title for BOSS LADY (1982), the R-rated cut of the hardcore pic CHAMPAGNE FOR BREAKFAST (1980).
CROPSY is the original release title of THE BURNING (1981)
Above is Cirio Santiago's DEATH FORCE (1978) retitled THE FORCE, with an advertising campaign inspired by STAR WARS! The movie was later rereleased by 21st Century Distribution as FIGHTING MAD.
After the success of WATERMELON MAN (1970), Futurama Releasing took an earlier movie featuring comedian Godfrey Cambridge -- the 1963 Ossie Davis penned PURLIE VICTORIOUS (a.k.a. GONE ARE THE DAYS!), which was shot in black-and-white -- and retitled it THE MAN FROM C.O.T.T.O.N. (1970).
One of several alternate titles for THE FOLKS AT RED WOLF INN (1972), this one is from 1981.
SEED OF TERROR is a Howard Willette/Coast Films retitling of GRAVE OF THE VAMPIRE (1972).
William Inge hits the exploitation circuit! THE SIN is better known as GOOD LUCK, MISS WYCKOFF (1979). On VHS in the U.S. it was called THE SHAMING.
There's more than one stunt in THE STUNT (1977), so the title was changed to STUNTS. When the movie hit NBC two years later, it was retitled WHO IS KILLING THE STUNT MEN?
Above you'll find the G-rated JOE PANTHER (1976) being fraudulently advertised as a PG-rated horror movie (circa 1979), THE MONSTER OF GATOR SWAMP!
At attempt to make the PG-rated COACH (1978) appear sexier than it actually is.
THE VAULT OF HORROR (1973) was still playing theatres as TALES FROM THE CRYPT II in the early '80s.