Cauldron of Blood, also known in USA as Blind Man's Bluff, is a 1970 horror film filmed in Spain and directed by Santos Alcocer, credited as "Edward Mann". The film stars Boris Karloff and Viveca Lindfors. It was filmed in the Spring of 1967, but only released theatrically in 1970 in Spain, a year after Karloff's death. It was later theatrically released in the US by Cannon Films in August, 1971.

Cauldron of Blood (1970)
Directed by Santos Alcocer
Genres - Drama, Horror, Mystery-Suspense, Thriller |
Release Date - Feb 10, 1968 |
Run Time - 97 min. |
Countries - United States of America |
MPAA Rating - PG
Description by Wikipedia
Movie Info
Tags
Blind Artist, Bound And Gagged, Murder
Attributes
Filming Location: Spain
Alternate Titles
Blind Man's Bluff
US
Cauldron of Blood
IE, GB, US
Children of Blood
Death Comes from the Dark
El coleccionista de cadáveres
ES
I blofa tou thanatou
GR
Kochendes Blut
DE
Le chaudron de sang
FR
The Corpse Collectors
The Shrinking Corpse
Котел крови
, RU