 Nathan Fillion was cast as Kevin because the producers thought he fit as "someone to believe that Kate had actually married and settled down with" for being "really good and kinda fun and intelligent", and also because Cuse and Lindelof were fans of Fillion's work on "Firefly".Fillion said that he was a "Lost" fan and described his experience working at the show as "a dream".17.15 million American viewers watched this episode live, standing as the ninth most-seen program of the week.