“Mr. Sardonicus is one of Castle’s most effective films. As a director, he proves he has some real chops, steadily and expertly building tension until the terrifically effective reveal of Sardonicus’s hideous visage. The Brotherhood of Satan, on the other hand, is an intermittently effective exercise in post-Rosemary’s Baby satanic panic, combined with some elements of dime-store surrealism, including one unforgettably psychedelic dream sequence, and sporting some truly bizarre set and costume designs.”
Read my entire review of Mill Creek’s killer two-fer, out now on Blu-ray, at The House Next Door, the official blog of Slant Magazine.