The Whistler 
Starring Richard Dix

The Whistler 1944
Mark of the Whistler 1944
Power of the Whistler 1945
Voice of the Whistler 1945
Mysterious Intruder 1946
Secret of the Whistler 1946
The 13th Hour 1947
Return of the Whistler 1948

Considered one of the better detective series of the 1940’s.
These 8 region free movie copies come on 4 disc’s in a quad case
Quality is 7 to 8