Hell's Kitty

Suggestions:

The Strange Case of Dr. Jekyll and Mr. Hyde The Man with Two Heads The Man and the Beast Two-faced Killer: A Modern Thriller Mary Reilly

Nick, a Hollywood screenwriter, discovers his cat has become murderously possessed, and will stop at nothing to rid him of any women in his life. As his life unravels out of control, Nick must find a way to have his kitty exorcised of the demonic spirit haunting her and creating a body count.