Episode Tremors Adaptation: Elementary Episode: 2x10 Airdate: 05 December 2013 IMDb: Tremors (link not verified) Previous: On The Line Next: Internal Audit Cast Jonny Lee Miller as Sherlock Holmes Lucy Liu as Joan Watson Aidan Quinn as Cpt. Thomas Gregson Robert Turano as Bailiff Jon Michael Hill as Detective Marcus Bell Zachary Booth as Silas Cole Danny Mastrogiorgio as James Dylan Jordan Lage as Dr. Phineaus Hobbs Liam Ferguson as NYPD Officer Frankie Faison as Judge Brewster O'Hare Brian Reddy as Commissioner August Patrick Angel Desai as Dr. Gretchen Primler Tom Day as Uniform Elizabeth Marvel as Cassandra Walker