Revealed in an interview for "Knowing the Score" in 1975 that he once had a score for Columbo (1971) rejected. Although he did not specify which episode, Requiem for a Falling Star (1973) was the only episode with no composer credit and music scored from stock.
Son of silent film actor, later film executive Gaston Glass.
Living in Carona, Switzerland, with his second wife, sculptress Penelope Margaret Mackworth-Praed. (2005)