1984 Tales From the Darkside Inside the Closet

Here is a great episode of Tales From the Darkside: Inside the Closet
Episode aired Nov 18, 1984 Tales from the Darkside (1983)
What is scurrying around inside the closet of the upstairs room that grad student Gail Aynsley rents from veterinary school dean Dr. Fenner? Gail doesn't know, but she is determined to find out and Dr Fenner isn't telling.
Director: Tom Savini
Writer: Michael McDowell
Stars: Fritz Weaver, Roberta Weiss, Paul Sparer