Was filmed in Miami in only nine days and cost just under $25,000 (some sources say $60,000) and earned back millions for its creator and associates.
Producer David F. Friedman came up with some very effective publicity stunts for "Blood Feast" which included giving theater goers vomit bags reading "You may need this when you see 'Blood Feast'" and obtaining an injunction against the film in Sarasota, Florida (which of course only generated more interest in the film).
This was the oldest film on the UK DPP (Director of Public Prosecutions) 72 list of official video nasties. Why the DPP thought this movie should be banned, is anyone's guess).
Stephen King tweeted: "What is the worst horror movie you ever saw? For me, BLOOD FEAST."
The actor originally cast as the police captain did not show up for filming, and Scott H. Hall, a talker for the Ringling Brothers sideshow who had also worked for the Billard Brothers circus in '48 and '49 with "Blood Feast" producer David F. Friedman, stepped into the role. He'd originally been hired for the project in various other capacities.