SORCERERS, THE (1967, UK, 86m, 15) ***½ Horror, Sci-Fi dist. Tigon Film Distributors (UK), Allied Artists Pictures (USA); pr co. Tony Tenser Films / Curtwel Productions / Global / Tigon British Film Productions; d. Michael Reeves; w. Michael Reeves, Tom Baker (based on an idea by John Burke); pr. Tony Tenser; ph. Stanley A. Long…