Sarich is best known for playing the vampire Armand in Lestat, a role he took assumed in San Francisco when original cast member Jack Noseworthy left the tuner. He has also appeared on the New York stage in off-Broadway's Tony n' Tina's Wedding. He notably toured as a back-up singer for Liza Minnelli and, in 1999, made a splash playing Quasimodo in the Berlin production of Disney's Hunchback of Notre Dame. For a time, Sarich made his home in Vienna, where he has played Berger in Hair, Cousin Kevin in Tommy and Hedwig in Hedwig and the Angry Inch.