The Blue Lagoon

The Blue Lagoon is a lost 1923 British-South African silent film adaptation of Henry De Vere Stacpoole's 1908 novel of the same name about children who come of age while stranded on a tropical island. It is the first screen adaptation of the story, and two additional adaptations appeared in 1949 and 1980, with both versions achieving commercial success.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.