None.

A man and woman kiss and lie down (off camera). Sex is possibly implied.

A man gazes at a woman's behind (she is fully clothed).

The main character is a mad doctor who injects his patients with curare, a paralyzing poison. There are multiples scenes of operations on living subjects who are feeling the pain but unable to speak.

A man and a reanimated corpse struggle and kill each other.

A man threatens to leave a woman entombed in an underground mine.

A man struggles to crawl out of a mine, finally escaping but rolling down a hill. He is injected with curare and declared dead.

A doctor operates on a living man, cutting out his heart, which dies.

None.

A few men are seen drinking from a whiskey bottle.

A man smokes several times.

A doctor injects poison into several patients, paralyzing them.

The main character is a mad doctor who injects his patients with curare, a paralyzing poison and then operates on them. They are conscious and feel the pain but cannot do anything. (This is shocking to children and sensitive persons.)

A man digs up a corpse and reanimates it. It speaks and walks around, strangling him. (This is shocking to children and sensitive persons.)

A man threatens to entomb a woman in an underground abandoned mine. (This is fairly intense.)