In 2035, where robots are common-place and abide by the three laws of robotics, a techno-phobic cop investigates an apparent suicide. Suspecting that a robot may be responsible for the death, his investigation leads him to believe that humanity may be in danger.
a dead body is shown with severe scars from strangulation. this is heavily focused on in some shots. humans and robots are grabbed and/or held by their necks a few times in the final battle.
After the scene where the transporters containing the robots trap Spooner in the tunnel, his car crashes. He's bloodied up pretty good, and he drools blood as he gets his bearings, then spits out a mouthful of blood.
The protagonist experiences PTSD after almost drowning in a sinking vehicle and watching a young girl and her father sink to their death in another vehicle.