Special Guest Stars Randall Park as Professor James Moriarty Guest Stars Caitlin Stasey as Ginny Roberts Matt Berry voices The Voice of Sherlock Holmes Ryan Robbins as Lloyd Camila Canó-Flaviá as Dana Co Starring Riley Orr as Croft Twin Louriza Tronco as Nurse Reyes Kalyn Miles as ER Nurse Andrews Philip Prajoux as The Runner Kaare Anderson as Officer Herman Ardy Ramezani as Orderly Nick Hannah Henney as X-ray Tech Jahna Bryan Bender as Pete the Courier
