A good bio. (Wikipedia. imdb)

Wrote 8 or 9 songs but some had to cut out as Shaffer complained that it slowed the plot.

Wicker Man content in other movies he's worked on:

Michael and Claire: A Portrait of Love and Dreams - the soundtrack features "Corn Rigs".

Hostel - the soundtrack features a track by Giovanni called "How Do" performed by "The Sneaker Pimps"

Other Works:

Side Show - Self-titled 1970 album.

The Crucifer of Blood - a play featuring Sherlock Holmes, written by Giovanni and later made into a TV movie

Shot Through The Heart - a musical which has not yet been staged.