Stream the full Martin Mystery Season 1 Episode 4 movie online for free in crystal-clear HD quality. No downloads required—just press play and enjoy the action, complete with English subtitles for an enhanced viewing experience.
Martin Mystery: An ancient treasure chest is unearthed from the bottom of the sea. This awakes the Leviathan who is a giant sea monster whose job it is to protect the treasure. Diana ends up being swallowed whole by the creature and Martin and Java must, literally, journey into the belly of the beast to save Diana before it�s too late.