

"Greatest All Talking Thriller"
Infamous burglar "The Bat" commits a daring jewelry theft despite heavy police presence. Soon after, a bank theft occurs, which may be the work of the criminal as well. Meanwhile, Cornelia Van Gorder has various people arrive at her old mansion, including her niece, Dale, a bank employee, and police detective Anderson. When guests start turning up dead, Cornelia begins to suspect that The Bat may be lurking around the estate.
Detective Anderson

Police lieutenant
Dale Van Gorder

Mr. Bell

The Butler
Police Captain

Police Sergeant

Man in Black Mask
Miss Cornelia van Gorder

Lizzie Allen

The Caretaker

Brook

Dr. Venrees

Richard Fleming
Detective Jones

The Unknown
