Jonny Lee Miller Sherlock Holmes Actor Lucy Liu Joan Watson Actor Aidan Quinn Captain Thomas Gregson Actor Jon Michael Hill Detective Marcus Bell Actor Michael Weston Oscar Rankin Guest Star Gina Gershon Elana March Guest Star Ophelia Lovibond Kitty Winter Guest Star Ato Essandoh Alfredo Llamosa Guest Star Stuart Townsend Del Gruner Guest Star Jordan Gelber M.E. Hawes Guest Star Raza Jaffrey Andrew Paek Guest Star Liza J. Bennett Hannah Gregson Guest Star Maria Dizzia Penny Guest Star Jessica Blank Tabitha Laird Guest Star Robert Capron Mason Guest Star David Andrew Macdonald Attorney Guest Star Shayan Shojaee Mr. Azeem Guest Star Jeffrey Schecter Senior Tech Guest Star Murphy Guyer Detective Whitaker Guest Star Brian George Santhosh Paek Guest Star Robert Doherty Executive Producer, Writer Carl Beverly Executive Producer Sarah Timberman Executive Producer Craig Sweeny Executive Producer, Writer Bob Goodman Writer Peter Ocko Writer Jason Tracey Writer Arika Lisanne Mittman Writer Robert Hewitt Wolfe Writer Guy Ferland Director Christine Moore Director Jeffrey Paul King Writer Michael Slovis Director Larry Teng Director Seith Mann Director Jerry Levine Director John Polson Director Aaron Lipstadt Director