Dr. Gangrene, Physician of Fright, is played by producer/actor Larry W. Underwood. He has been hosting movies as Dr. Gangrene in the Mid-South area since 1999. His current show is Dr. Gangrene's Cinetarium. The show originates from Nashville, TN and airs Saturday Nights at 9pm central on NECAT Arts CH9 (Comcast). It is also simulcast on the NECAT Roku channel (search for Necat).