Henry Lloyd-Hughes
Sherlock Holmes (8 eps)
Royce Pierreson
Dr. Watson (8 eps)
McKell David
Spike (8 eps)
Thaddea Graham
Bea (8 eps)
Jojo Macari
Billy (8 eps)
Harrison Osterfield
Leopold (8 eps)
Darci Shaw
Jessie (8 eps)
Clarke Peters
Linen Man (8 eps)
Eileen O'Higgins
Alice (8 eps)
Micah Loubon
Luke Porter (1 eps)
Lisa Dwyer Hogg
Sister Anna (1 eps)
Edward Hogg
Daimler (1 eps)
Nicola Goodchild
Archivist (1 eps)
Daniel Fearn
Barman (1 eps)
Suzie Chard
Prostitute (1 eps)
Anthony Bessick
Ring Announcer (1 eps)
Rory McCann
The Bird Master / Arthur Hilton (1 eps)
John Alan Roberts
Reporter (uncredited) (1 eps)
Jenny Kent
Lower Class Woman (uncredited) (1 eps)
Darryl Bradford
Middle Class Gentleman (uncredited) (1 eps)
Manoj Anand
Middle Class Professor (uncredited) (1 eps)
Neilesh Ambu
Book Seller (uncredited) (1 eps)
Ian Whyte
Plague Doctor (1 eps)
Marli Siu
Susan Shipley (1 eps)
Tania Nwachukwu
Nurse (1 eps)
Harriet Turnbull
Carla Machin (1 eps)