The Shadow The Cat that Killed Episode 180, 1930s Mystery Old Time Radio Shows

Three night watchmen have been murdered at Barton's warehouse by a monstrous cat and The Shadow goes undercover, as the next watchman!
About:
What evil lurks in the hearts of men? The Shadow knows!
The show aired for 22 years, from 1932 to 1954, and followed the exploits of amateur detective Lamont Cranston and his companion Margo Lane. Cranston learned the secret of clouding men's minds to make him invisible, allowing him to become The Shadow and work on the side of law enforcement to prove to young and old alike that crime does not pay!