The Nice Guys
A fish is thrown out of its tank. Do not see any detail, happens very quickly. No close ups.
The Ones Below
There is a pet cat owned by the couple upstairs. It's focused on several times throughout the movie before it mysteriously goes missing near the end. The husband comments on not knowing where the cat is. It's heavily implied the crazy woman murdered it and tossed it into the river.
Sarah runs into a deer. She sits sobbing with the dead deer in her arms, blood on her. You dont see any actual organs but it is obvious the deer is dead.
The People Under the Stairs
An attack dog is electrocuted and injured while chasing trespassers then killed when its owner accidentally stabs it through a wall with a machete.
The Phantom Empire
In the first scene of the film, Simon the dog is disemboweled by a monster. Some stop-motion animated dinosaurs also appear and at least one dies.
The Pit and the Pendulum
A wild rat is cut in half by a swinging pendulum. Dead rats are seen hanging from a scythe in another scene. Horses appear but are not harmed.
The main character's horse is killed for food. A friendly performing donkey is stolen and forced into a life of hard labor but it does not die.
Dog is grabbed by an eagle but is safely released soon after.
The Queen of Versailles
Documentary. A pet lizard dies from neglect; we see its body. A dead fish is seen. Two dogs that died prior to filming show up in taxidermy form. One is stuffed and kept in a display case and the other has been skinned and made into a fur that shows up in the background of many shots. Two puppies vanish and there is concern that a loose python has eaten them but they are found unharmed.
Carl, Poe's pet raccoon, is rescued from a fire and does not die. Ravens are seen eating a dead cat (and her unborn kittens). A raven is shot and killed.
Two German Shepherd police dogs appear in the film. One is killed off screen and its mutilated body is seen when it is thrown at the actors. The other dog is not harmed.
A horse breaks out of its trailer on a ferry, jumps overboard and is killed by the ship's propeller. Dead horses are also seen on the video tape.