Jeremy Degruson and Ben Stassen direct this animated family comedy featuring the voice talents of Murray Blue, Kiefer Sutherland and Ewan McGregor. When housecat Thunder (Blue) is abandoned by his owners he fights to stay safe on the strange and lonely streets. Just in time Thunder comes across a big, scary house occupied by an old magician. Making friends with the old man and most of his inventions, Thunder finally feels safe. When the magician is taken ill his nephew sees an opportunity to sell the house and cash in on the fortune. Hearing the news, Thunder and his new friends put their heads together to think of a way to save the old man and his magical house.