Noseworthy and his husband, Sergio Trujillo, have been romantic partners since 1990. They were both cast members in the 1989 Broadway musical revue Jerome Robbins' Broadway, in which both men played multiple chorus roles.
Played "Armand" in "Lestat" in San Francisco. Based on the "Vampire Chronicles" by Anne Rice, with music and lyrics by Elton John and Bernie Taupin.