The Bat - S1.E7

A mysterious murderer known only as The Bat terrorizes a couple of old ladies, meanwhile $1 million goes missing from the local bank. You'll be beating your head against the wall as you try to figure out which of the 2-dimensional characters is The Bat.

The Bat also stars Agnes Moorehead, who played Endora on the Bewitched TV series, and Darla Hood; best known for her role in the Our Gang (Little Rascals) shorts of the 1930s and 1940's.