Jonny Lee Miller Sherlock Holmes Actor Lucy Liu Joan Watson Actor Aidan Quinn Captain Thomas Gregson Actor Jon Michael Hill Detective Marcus Bell Actor Nelsan Ellis Shinwell Johnson Actor Madai Chakell Guest Star James Kyson Guest Star Christine Taylor Guest Star Brian Hutchinson Guest Star Bobby Moreno Guest Star Delia Cunningham Guest Star Catherine Blades Guest Star Andrew Manning Guest Star Alisa Ermolaev Guest Star Kathy Najimy Guest Star Rachel York Guest Star Kelly McAndrew Guest Star Connor Johnston Guest Star Olesya Senchenko Guest Star Hendrick Pilar Guest Star Arturo Sanchez Guest Star Jordan "JKap" Kaplan Guest Star Tarik Celik Guest Star Ryan Coker-Welch Guest Star Robert Doherty Executive Producer Carl Beverly Executive Producer Sarah Timberman Executive Producer John Polson Executive Producer, Director Jason Tracey Executive Producer Robert Hewitt Wolfe Writer