A hairy arm with clutching demon claws comes thrusting in toward the back of his neck.

He writhes in deadly fear.

The audience is appalled for him.
This visible clutch of heredity is the nearest equivalent that is offered for the whispered refrain: "Ghosts," in the original masterpiece.

This hand should also be reiterated as a refrain, three times at least, before this tableau, each time more dreadful and threatening.

It appears but the once, and has no chance to become a part of the accepted hieroglyphics of the piece, as it should be, to realize its full power.
The father's previous sins have been acted out.