Greensea Island is a 1922 adventure novel by the British writer Victor Bridges.Reilly p.192 It was his final novel for publishers Mills & Boon as he was signed up by Hodder & Stoughton who hoped he could replicate the success of Edgar Wallace's thrillers.McAleer p.44
Adaptation In 1923 it was made into a silent film Through Fire and Water produced by the British studio Ideal Films. Directed by Thomas Bentley it starred Clive Brook, Flora le Breton and Lawford Davidson.Goble p.55
References
Bibliography Goble, Alan. The Complete Index to Literary Sources in Film. Walter de Gruyter, 1999. McAleer, Joseph. Passion's Fortune: The Story of Mills & Boon. OUP Oxford, 1999. Reilly, John M. Twentieth Century Crime & Mystery Writers. Springer, 2015.