Back from the Cretaceous Primeval : Season 4 Episode 1
TV-14 W 1h 00m
Aired: December 30th, 2010 @ 12:00 AM EST on W
A year after becoming marooned in the past, Connor and Abby return from the Cretaceous to a changed and upgraded ARC, but Connor accidentally brings a Spinosaurus back to the present with them.
