Jeremy Summers Director Christopher Lee Dr. Fu Manchu Actor Douglas Wilmer Nayland Smith Actor Tsai Chin Lin Tang Actor Tony Ferrer Insp. Ramos Actor Wolfgang Kieling Dr. Lieberson Actor Suzanne Roquette Maria Lieberson Actor Peter Carsten Kurt Heller Actor Mona Chong Jasmin Actor Horst Frank Rudy, Ronald "Ronny" Moss Actor Howard Marion-Crawford Dr. Petrie Actor Maria Rohm Ingrid Swenson Actor Noel Trevarthen Mark Weston Actor Sax Rohmer Producer Harry Alan Towers Writer, Producer