Schiavelli was honorary co-chair of the National Marfan Foundation, an organization that serves those affected by Marfan syndrome, a condition that Schiavelli had. Schiavelli also performed in a few video games, including Emperor: Battle for Dune (as Harkonnen Mentat Yanich Kobal) and as Dr.

Katherine and Vincent have been in a steady relationship for the past five years, though he isn't interested in taking it to the next level and her parents have started to pressure her to marry.