Octopuses are among the most bizarre and intelligent creatures ever discovered, evolving an almost unbelievable combination of camouflage, problem-solving, escape abilities, and biological superpowers ...

Season 4 of the series picks up where Season 3 ended – with Harry (Alan Tudyk) and his baby Bridget stuck in prison on the Grey Moonbase and a new alien shapeshifter impersonating him back on Earth.