Guest Stars Robert Carlyle as Sherlock Holmes Rachel Hayward as Detective Odetta Lestrade Noah Mills as Beck Wythe Nat Faxon as Hobie McSorley Jessica Miesel as Wendy Goss Co Starring Riley Orr as Croft Twin Kareem Malcolm as Dr. Marcus C.J. Lindsey as Josh Gibson Emma Willey as Assistant Jessie Fraser as Jenna
