Edgar Barrier. Edgar Barrier was 37 in Secrets of Scotland Yard as 'John Usher / Robert Usher'.
Stephanie Bachelor. Stephanie Bachelor was 32 in Secrets of Scotland Yard as 'Sudan Ainger'.
C. Aubrey Smith. C. Aubrey Smith was 81 in Secrets of Scotland Yard as 'Sir Christopher Pelt'.
Lionel Atwill. Lionel Atwill was 59 in Secrets of Scotland Yard as 'Waterlow'.
Henry Stephenson. Henry Stephenson was 73 in Secrets of Scotland Yard as 'Sir Reginald Meade'.
John Abbott. John Abbott was 39 in Secrets of Scotland Yard as 'Mortimer Cope'.
Martin Kosleck. Martin Kosleck was 40 in Secrets of Scotland Yard as 'Josef'.
Mary Gordon. Mary Gordon was 62 in Secrets of Scotland Yard as 'Libby, the Housekeeper'.
George Blair. George Blair was 38 in Secrets of Scotland Yard as 'Director'William Bradford. William Bradford was 38 in Secrets of Scotland Yard as 'Director of Photography'Denison Clift. Denison Clift was 59 in Secrets of Scotland Yard as 'Novel, Screenplay'Fred Allen. Fred Allen was 47 in Secrets of Scotland Yard as 'Editor'Adele Palmer. Adele Palmer was 28 in Secrets of Scotland Yard as 'Costume Design'Otto Siegel. Otto Siegel was 47 in Secrets of Scotland Yard as 'Set Decoration'Gano Chittenden. Gano Chittenden was >> in Secrets of Scotland Yard as 'Art Direction'