Parents Guide for
Marathon Man (1976) More at IMDbPro »

Babe and Elsa are on the floor apparrently having sex. He's on top of her and then rolls off and exposes her bare breasts.

Two old people get into a car fight. It starts with some shouting, then slamming each others rear bumpers, eventually they start racing and wind up crashing into an oil truck. A baby carriage with only a doll in it explodes. A villain tries to kill another guy with piano wire. Blood sprays. The fight goes on for awhile, and the guy eventually manages to break the villain's neck. We see another guy with a mass bloody neck in a dimmed theater; presumably killed with piano wire. One villain uses some kind of contraption knife to kill two people, and then while trying to kill another winds up stabbing himself. Two villains mug a couple in the park. A guy has a flashback about when his father was killed (its in monochrome, but we still see blood). Two guys playfully fight each other, although using profanity. Later though at a dinner they have a heated argument. A guy after being asked to use as bait, but not that night; is used. The villains enter his apartment while he's in the tub. He tries frantically keeping them out, but they eventually pry the door open and put his head in the water to knock him out. When he comes to he's tied to a chair. A third villain enters and repeatedly asks him the same question over and over again and eventually scratches his gum with a dental picker. Later, he drills a hole in his upper front tooth. Another guy apparently stabs a villain in the back and then apparently shoots another from a distance. A confrontation takes place and ends up in four people getting shot. A guy forces another guy to swallow diamonds. A man stabs himself with a knife.

Approximately 10 f-words are present througout the film.

One of the main character's is seen smoking in a doctor's clinic (1976 of course was a different day).