King of the Lost World is an extremely tame sci-fi film.
After a plane crash various passengers are seen with bloody injuries including a bloody leg and cuts on faces.
There is a cocoon which when opened has a fleshy human skull inside.
Maggots are put on a woman's leg wound, this is a very brief scene.
A giant scorpion impales a man through the chest with it's stinger, blood is seen pouring out of his mouth.
A man punches a woman in the face after she pushes him away.
A giant ape steps on a man, nothing graphic is shown.
There is a fight between a man and a woman, the woman has two short sticks and the man fights with one long one. They fight and hit each other before she stabs him in the side, nothing graphic is shown.
There is a shot of an injured man lying on the ground with blood trickling from his nose and mouth.