In the Elementary episode “Ready or Not,” Sherlock Holmes (Jonny Lee Miller) and Dr. Joan Watson (Lucy Liu) investigate the disappearance of a survivalist doctor who might or might not have gone off the grid purposely. Meanwhile, Sherlock’s romantic relationship with Fiona Helbron hits a rough patch.
Fiona is portrayed by Betty Gilpin. She’s known for her roles on Nurse Jackie (Dr. Carrie Roman), Law & Order: Criminal Intent, The Good Wife, Medium, and The Mysteries of Laura, among others. Gilpin is also recognized for her roles in the films Ghost Town starring Ricky Gervais and True Story starring James Franco. Fun fact: She is the daughter of actors Jack Gilpin and Ann McDonough. Elementary airs Sundays at 10pm on CBS.