Craig Sweeny Creator, Executive Producer Morris Chestnut Dr. John Watson Actor, Executive Producer Rochelle Aytes Dr. Mary Morstan Actor Eve Harlow Dr. Ingrid Derian Actor Peter Mark Kendall Dr. Stephens Croft, Dr. Adam Croft Actor Ritchie Coster Shinwell Johnson Actor Inga Schlingmann Dr. Sasha Lubbock Actor Randall Park James Moriarty Guest Star Aaron Kaplan Executive Producer Larry Teng Executive Producer Brian Morewitz Executive Producer Shäron Moalem Executive Producer Sallie Patrick Executive Producer Charly Evon Simpson Writer Jennifer Chambers Lynch Director