A rampaging tyrannosaur forces the evacuation of Waterfall City; Frank, Karl and Marion try to escape from the island and get caught in a perilous storm.
Le Sage and a mad scientist plot to kill off the stegosaurus population and transform their spikes into a restorative potion.
After salvaging a two-way radio from a recent shipwreck, Karl devises a dangerous plan for leaving Dinotopia.
Marion tries to show her worthiness as the future matriarch by helping a woman who is afraid of dinosaurs.
Karl tries to hook up Frank and Le Sage; David and Alano box to settle their rivalry for Marion's attention.
Exploring the island, Karl discovers a lost civilization, which banishes him to a T-Rex's nest.
Stuart Wilson
Frank Scott
Tyron Leitso
Karl Scott
Wentworth Miller
David Scott
David Thewlis
Cyrus Crabb
Katie Carr
Marion Waldo