Yannick Bisson (Detective William Murdoch), Helene Joy (Dr. Julia Ogden), Thomas Craig (Inspector Thomas Brackenreid), Jonny Harris (Constable George Crabtree), Geraint Wyn Davies (Arthur Conan Doyle), Maria del Mar (Sarah Pensell), Dan Lett (Fredrick Waters), Tom Barnett (Conrad Hunt), Chris Ratz (Lisgar Gall), Alex Poch-Goldin (Hubert Winston)