The Man Who Turned to Stone 1957

A new social worker at a girls' reformatory discovers that her charges are being used by a group of ancient alchemists, who have insinuated themselves as the prison's chief staffers, to keep themselves alive and free from an insidious petrification, which is already afflicting one of their number.

Cast:

Victor Jory
Dr. Murdock 

William Hudson
Dr. Jess Rogers 

Charlotte Austin
Carol Adams 

Jean Willes
Tracy 

Ann Doran
Mrs. Ford 

Paul Cavanagh
Cooper