Trailer
Cast
Roy Dotrice
John Williams
Carl Rigg
Matthew
Roy Marsden
Alpha
Margaret Nolan
Johnson
Imogen Hassall
Amy
Diane Keen
Music Student (uncredited)
Olivia Newton-John
Olivia
Shakira Caine
Karl's Friend (uncredited)
Robert Raglan
Principal (uncredited)
吳耀漢
Frank (uncredited)
Roy Beck
Concert audience - The Round House (uncredited)