Invasion of the Bee Girls

Invasion of the Bee Girls UK video title Graveyard Tramps is a 1973 science fiction film. The first film venture for writer Nicholas Meyer, it was directed by Denis Sanders and stars William Smith, Anitra Ford and Victoria Vetri. Meyer almost didnt put his name to the project after he saw it but was later convinced by his manager at the time.

Neil Agar, a special agent with the State Departments Office of Security the predecessor of the Diplomatic Security Service, is dispatched to Peckham, California to investigate the death of John Grubowsky, a bacteriologist working at governmentsponsored Brandt Research. Quickly making the acquaintance of the laboratorys head librarian, Julie Zorn, he begins interviewing the firms leading scientists, many of whom have reputations as sexual players. His investigation is soon complicated by a growing number of deaths, all men who died of congestive heart failure caused by sexual exhaustion.Faced with a rapidly escalating body count, the local sheriff, Captain Peters, holds a town meeting at which the laboratorys leading sex researcher, Henry Murger, urges the town populace to practice sexual abstinence an idea greeted with derision by the locals. Neil and Julie arrange a meeting with Murger afterwards to discuss his theories as to the cause of his deaths, only to see him chased down and run over by a car with an unseen driver. While investigating Murgers home in search of clues, Neil discovers a secret room concealing sexual paraphernalia and Murgers gay lover, Joe, who informs Neil that he saw Murger driving off with an unknown woman prior to his death. ........

Source: Wikipedia