Singer best known for his song "Superstar" from the hit 70's musical "Jesus Christ Superstar". He has also been active in the film world, co-writing the script for 1999's "Les Enfants du Siecle".
He was a struggling musician during the 60's until he was offered the role of Judas Iscariot on the album "Jesus Christ Superstar".
He has appeared as a character actor in films like 1971's "Sunday Bloody Sunday".
His father, Seafield, was a documentarian while his mother, Helen, was an actress.
His brother, Anthony Head, became famous for playing the role of Giles on the hit 90's TV drama "Buffy the Vampire Slayer".