| 吉恩·怀尔德 |
| 吉恩·怀尔德 | Sigerson Holmes Consulting Detective | |
| Dom DeLuise | Eduardo Gambetti, Blackmailer | |
| 马蒂·费尔德曼 | Sgt. Orville Sacker Scotland Yard | |
| 艾伯特·菲尼 | Cameo appearance (man in audience at opera) (uncredited) | |
| 马德琳·卡恩 | Jenny Hill/Bessie Bellwood/Opera Singer | |
| Joseph Behrmannis | Russian bidding for Redcliff Document | |
| Kenneth Benda | Butler | |
| Michael Crane | Renato | |
| Susan Field | Queen Victoria | |
| Tommy Godfrey | Fred | |
| John Hollis | Moriarty's Gunman | |
| Roy Kinnear | Moriarty's Assistant | |
| John Le Mesurier | Lord Redcliff | |
| Leo McKern | Moriarty | |
| Aubrey Morris | Coach Driver | |
| Wolfe Morris | Frenchman, bidding for Redcliffe Document | |
| Julian Orchard | Man in Tails | |
| George Silver | Bruner, Moriarty's Henchman | |
| Nicholas Smith | Hunkston | |
| Tony Sympson | Opera Conductor | |
| Thorley Walters | Dr. Watson | |
| Douglas Wilmer | Sherlock Holmes | |
| John Brennan | Concert Guest (uncredited) |
| 吉恩·怀尔德 |
| Charles Orme | associate producer | |
| Richard Roth | producer |
| John Morris |
| Gerry Fisher |
| Jim Clark |
| Irene Lamb |
| Terence Marsh |
| Alan Tomkins |
| Ruth Myers |
| Stuart Freeborn | chief makeup | |
| Bobbie Smith | hair stylist |
| Eric Rattray | production manager |
| David Tomblin | assistant director |
| George Ball | property master | |
| Peter Dukelow | construction manager | |
| Peter Howitt | set dresser |
| Dino Di Campo | dubbing editor | |
| Simon Kaye | sound recordist | |
| Doug E. Turner | dubbing mixer |
| Roy Whybrow | special effects |
| Bernard Ford | camera operator | |
| Christopher Greenbury | assistant editor | |
| Georgiana Hamilton | continuity | |
| William Hobbs | fight arranger and advisor | |
| John Jay | still photographer | |
| 阿兰·约翰逊 | choreographer | |
| John Morris | orchestrator | |
| Gail Mutrux | assistant: Mr. Wilder | |
| Ray Potter | chief electrician | |
| Laurie Shane | gaffer (uncredited) | |
| Jonathan Tunick | orchestrator | |
| Rita Wakely | wardrobe | |
| Domini Winter | assistant choreographer |