None.

This movie is extremely violent for its time.

We see a large scar on a woman's neck

A girl is forcibly knocked out with chloroform. When she wakes up, we see from her distorted POV the scarred face of another woman.

A girl's face is removed during a surgical procedure, and we see blood from the incisions along with forceps being attached to her chin and forehead. We then see the tissue being lifted off her head and we briefly see the bloody flesh underneath.

We see lurid photographs of a girl's face depicting progressive rejection of her new facial tissue.

A woman is stabbed in the neck with a scalpel, we see the knife sticking out her neck before she slumps over and dies.

Several large dogs are seen mauling a man, we later see his ravaged body, along with his torn, bloody face.

None

Characters smoke throughout the movie.

The facial removal scene is frightening and intense. When the skin is removed, this scene may be shocking to many.

A shocking scene is when a woman wakes up on an operating table and sees the damaged face of another woman in semi-darkness. This would be shocking to many and is punctuated by a scream and sound effects.

Various other scenes that may be frightening include the killing of women and the dumping of bodies into water as well as dogs attacking a man's face.