Survival Island (also known as Three) is a 2005 psychological thriller that explores the dark side of human nature when stripped of civilization's comforts. The film follows a wealthy couple, Jack and Jennifer, who embark on a luxury yacht vacation with a crew member named Manuel. When a storm leaves them shipwrecked on a remote tropical island, their initial cooperation quickly deteriorates into suspicion, manipulation, and violence as resources dwindle and tensions rise.

Directed by Stewart Raffill, the film leverages its beautiful yet isolating island setting to create a claustrophobic atmosphere where paradise becomes a prison. The performances by Kelly Brook, Billy Zane, and Juan Pablo Di Pace effectively convey the gradual unraveling of their characters' facades, revealing primal instincts beneath. While the premise is familiar, the film focuses on the psychological dynamics rather than pure action, making it a character-driven survival drama.

Despite its modest IMDb rating of 4.9, Survival Island offers an engaging watch for fans of tense, relationship-focused thrillers. The cinematography captures both the allure and menace of the island, and the plot's twists keep viewers guessing about loyalties and motives. If you enjoy stories about human behavior under extreme stress, this film provides a compelling, if sometimes flawed, exploration of trust and survival. Watch it online for a suspenseful dive into how quickly civility can collapse when survival is at stake.