A deranged alchemist named Cortez discovers a potion that restores youth, but it requires the tail spikes from stegosauruses, which he is systematically hunting and killing. While investigating the dinosauricides, Karl and Marion have a run-in with the Outsiders.
Elenco: Wentworth Miller , Michael Brandon , Lisa Zane , Erik von Detten , Georgina Rylance , Sophie Ward , Jonathan Hyde , Colin Salmon , David Thewlis , Alice Krige , Jim Carter , Tyron Leitso , Katie Carr , Hannah Yelland , Lucy Punch , Lee Evans , Shiloh Strong .