Special Guest Stars Rhys Ifans as Mycroft Holmes Guest Stars Jordan Gelber as Dr. Eugene Hawes, M.E. William Sadler as Ian Gale Margaret Colin as Natalie Gale Casey Biggs as Alan Becker Kieran Campion as Ray McKibben Johanna Day as Maureen Tyler Mark Zeisler as Arthur Watkins Keith Eric Chappelle as Parcel Services Driver Co Starring Stephen Friedrich as Pet Groomer Employee Kersti Bryan as Haley Tyler Elliot Villar as Christian Suarez Mike Masters as Lead Security Guard
