The actual removal is performed behind a screen and watching that ghastly shadow being pulled from a woman's lifeless body allows one's imagination to run wild. Of course the Tingler manages to escape and cause panic in a theater - much like the one the audience was in. After a few moments the thing is paralyzed by screaming and the interactive part of the film ends. He used Oliver as an unknowing patsy all along, having guessed the husband's scheme and providing a helping hand with the mysterious injection. Women faint at the sight of blood.
Cats are mighty unfriendly after being trapped and placed into a metal cage.
Never commit adultery in your front yard. Don't marry a pathologist if you poisoned your father to gain the inheritance. Reading a wristwatch, while tripping on acid, is not easy. Silent movies do not put women into a romantic mood. Film cases make handy prisons for giant centipedes.