Okay, that was pretty awful. But we’re sticking by it, because for the first time since the season premiere, it looks like the crew of the Waverider might be headed all the way back to dinosaur days.

A Japanese village is menaced by a plesiosaur from the depths of the sea. Meanwhile, deep in a cave of ice, a prehistoric egg begins to hatch. The plesiosaur and the mystery creature hatching from the ...