It is unknown because it was composed so long ago.
"Dark Island" is a traditional Scottish melody that does not have a single known composer. It is often attributed to Sir Harold Boulton for arranging the tune in the early 20th century.
Nelson Mandela wrote "Robben Island - The Dark Years" shortly after being released from 27 years of imprisonment. It was published in 1994.
Chris d'Lacey wrote the book 'Dark Fire.'
Lynn Ahrens wrote the book for the musical "Once On This Island."
Dark Island - album - was created in 2003.
The Dark Island was created on 1962-07-08.
The Dark Island ended on 1962-08-12.
Bill Bryson wrote Notes from a Small Island.
Ann Halam wrote Dr. Franklin's Island.
Christopher Nolan.
Dark Island - 2010 is rated/received certificates of: USA:R (certificate #46225)
Phillip Pullman wrote 'His Dark Materials.'
The cast of Dark Island - 2009 includes: Melodee Piper as Quicksand Girl