Special Guest Stars Rhys Ifans as Mycroft Holmes Guest Stars Olivia d'Abo as Nigella Mason Phyllis Somerville as Miriam Berg Joe Forbrich as Brad Scheff Andrew Samonsky as El Mecanico Co Starring Orlagh Cassidy as Maris Ken Marks as Chairman Jane Pfitsch as Lisanne Lucas Salvagno as Addict Christopher Tocco as Will