The Invisible Killer
- बर्ष: 1939
- देश: United States of America
- विधा: Mystery
- स्टुडियो: PRC
- कीवर्ड: gambling, poison, killing, telephone, reformer
- निर्देशक: Sam Newfield
- जात: Grace Bradley, Roland Drew, William Newell, Alex Callam, Frank Coletti, Sidney Grayler