The toothy villain of “Jaws” terrified audiences in 1975. Offscreen, the hit film — which is celebrating its 50th anniversary — impacted sharks in unexpected ways.

Between the swingin' bed-hopping, its sweaty disco vibe, and the presence of a third-tier star in Priscilla Barnes (future Three's Company roommate Terri), this is a movie that seems tailor-made for a '70s drive-in double feature. By which I mean, it's a hoot. — C.N.

Just when you thought it was safe to go back in the water, NBC is airing ‘Jaws’ on its 50th anniversary. All these years later, though, the shark movie has toothy competition.