DR. COBOLD [RADIO-SCRIPT] [Radio Times] “Great limestone caverns, a sinister professor, a suspect detective, waters that turn men into stone—all these have been used by the author, H. R. Jeans, to make an unusual mystery drama.” Described as “A Tale of Death in the Colnehead Caverns.” ORIGINATION: Various. DURATION: Various. EXTANT RECORDINGS: None. [PROGRAM LOG] (NORTHERN PROGRAMME) [Thursday—9:15-10:00 PM] February 10, 1938 “Dr. Cobold” PERSONNEL: James R. Gregson (producer), H. R. Jeans (scriptwriter). CAST: Kitty Brook (Mrs. Hirst), E. A. Hawtin (Captain Francis), Joe Illingworth (Mr. Hirst), E. Parsons (Dr. Cobold), Peggy Ryalls (Barbara Newlands), William A. Wightman (Jack Newlands). FRIDAY DRAMA SPOT (CBC VANCOUVER) [ December 11, 1942 “Dr. Cobold” [CCBS: “…Mad doctor lures victims into cavern where they meet their deaths—until he suffers the same fate…”] PERSONNEL: Andrew Allan (producer). DESIGN FOR MURDER (CBC MONTREAL) [ June 5, 1944 “Dr. Cobold” PERSONNEL: Gerald Rowan (producer).