Jim Thomson is the voice of Serge, the Graystone's domestic robot who primarily acts as the family butler.
Thomson works in the visual effects and editorial fields as well as acting. He is known for his work on Titanic (1997), The One (2001) and The Librarian: Quest for the Spear (2004).
Per director Jeffrey Reiner, Thomson belongs to the Mensa club. He is a certified genius. (Per the commentary on the first DVD of Season 1.0 for the Pilot - Unrated, Extended Edition with Reiner, Executive Producer/Writer Ronald D. Moore and Executive Producer David Eick. ("Pilot"))
Jim Thomson on the Internet Movie Database (retrieved on October 12, 2017)