The name of the character played by Matt Keesler is "Richard Connell." The actual Richard Connell is the author of the famous 1924 short story, "The Most Dangerous Game," in which a shipwreck survivor is forced to run for his life from a murderous game hunter who has become bored with mere animal prey - the plot of this episode.
Adelle DeWitt (Olivia Williams) calls the Dolls' resting state the "Tabula Rasa", the blank slate. Tabula Rasa is the title of episode 6.08 of Joss Whedon's Buffy the Vampire Slayer, in which Willow (Alyson Hannigan) unintentionally wipes everybody's memory with a spell.
Mark Sheppard & Tahmoh Penikett end up starring together in the TV Show 'Supernatural'.