Una and an alien robot have 24 hours to find her Grandpa who was kidnapped by aliens. The extraordinary adventure leads to friendship, the rational robotic logic is replaced by emotions and Una's selfless love saves her partly alien family.
There are no TV Airings of My Grandpa Is an Alien in the next 14 days.
Add My Grandpa Is an Alien to your Watchlist to find out when it's coming back.
Check if it is available to stream online via "Where to Watch".